The mass was calculated by timing the orbit of Eris' moon Dysnomia.

通过对厄里斯的卫--戴丝诺米娅运行轨道计时后计算出了厄里斯的质量。

A plane orbited over the landing field.

有一架飞机在机场上空盘旋。

The earth orbits the sun once every 365.25 days.

地球每365.25天绕太阳轨道一圈。

They put a weather satellite into orbit round the earth.

他们把一颗气象卫送入环绕地球的轨道。

Mars, Venus and the other planets move in eccentric orbits.

火、金及其他行沿不正圆的轨道运行。

Let's pretend we're on the spaceship orbiting round the earth!

让我们假装是在沿轨道绕地球运转的宇宙飞船上!

Our satellite itself will orbit around the moon for a period of two days.

我们的人造卫将绕月球运行两天的时间。

The orbit of the artificial satellite has an apogee of 200 miles from the earth.

这个人造卫的轨道，其最远点在离地球200英里的地方。

Mercury orbits the Sun.

水环绕太阳运行。

Also, as our sun orbits the galactic center it may sweep through areas of interstellar dustiness.

同样的，因为太阳位于重力的中心，它可能会清除有际尘埃的区域。

The first satellites placed in geostationary orbit were the synchronous communication(SYNCOM)satellites launched by NASA in 1963.

第一个放置在对地静止轨道的卫是1963年美国航空暨太空总署发射的同步传输卫.

The repeated thrust applications at apoapsis would raise periapsis from inside to outside the stationary orbit.

重复在远心点施以推力，会将近心点由同步轨道内提升到同步轨道外。

It orbits an inhospitable ice world named Orto Plutonia, which was a protectorate of the Pantorans.

它围绕一颗不适宜居住的冰冻球奥托普卢托尼亚旋转，奥托普卢托尼亚是潘托拉人的保护地。

Apollo 8 was a test in which an Apollo moonship was put into orbit around the moon.

太阳神八号是将一艘登月艇纳入绕月球轨道的一项试验。

John Glenn, the first American to orbit the earth, carried pureed applesauce in squeezable tubes on his initial space flight.

3．约翰?格伦，第一位绕地环行的美国宇航员，在他的首次飞行时带有软管包装的苹果酱。

The shape and perigee of artificial satellite orbits shall continually variate due to caused by the atmospherical drag and the earth gravity.

人造地球卫的轨道由于大气阻力和地球引力场等因素的摄动,其形状和近地点位置将不断改变。

Abstract.The first orbit maneuver of lunar orbit insertion (LOI) must be implemented at the first perilune of the spacecraft flight to the moon.

月球捕获控制第一次制动必须在卫飞向月球的第一近月点完成。

After completing lunar swingby maneuvers, the A spacecraft is intended to orbit the Sun "Ahead" of planet Earth, and the B spacecraft "Behind".

在完成对探测器变轨后，A飞船将在地球的前方绕行太阳，而B飞船则在"后方"绕行。

Galileo was forced to recant his assertion that the earth orbited the sun.

伽利略被迫放弃地球围绕太阳转的断言。

Dire Pithi Wrecker, Plunderer as well as Dire Guristas Wrecker and Plunderer were having orbit range problems for guns and missile. This has been fixed.

修正了灾难波希肇事者、灾难波希豪夺者、可怕的古斯塔肇事者的导弹环绕距离错误。

The mass was calculated by timing the orbit of Eris' moon Dysnomia.

通过对厄里斯卫星--戴丝诺米娅运行轨道计时后计算出了厄里斯质量。

A plane orbited over the landing field.

有一架机在机场上空盘旋。

The earth orbits the sun once every 365.25 days.

地球每365.25天绕太阳轨道一圈。

They put a weather satellite into orbit round the earth.

他们把一颗气象卫星送入环绕地球轨道。

Mars, Venus and the other planets move in eccentric orbits.

火星、金星及其他行星沿不轨道运行。

Let's pretend we're on the spaceship orbiting round the earth!

让我们假装是在沿轨道绕地球运转船上!

Our satellite itself will orbit around the moon for a period of two days.

我们人造卫星本身将绕月球运行两天时间。

The orbit of the artificial satellite has an apogee of 200 miles from the earth.

这个人造卫星轨道，其最远点在离地球200英里地方。

Mercury orbits the Sun.

水星环绕太阳运行。

Also, as our sun orbits the galactic center it may sweep through areas of interstellar dustiness.

同样，因为太阳位于重力中心，它可能会清除有星际尘埃区域。

The first satellites placed in geostationary orbit were the synchronous communication(SYNCOM)satellites launched by NASA in 1963.

第一个放置在对地静止轨道卫星是1963年美国航空暨太空总署发射同步传输卫星.

The repeated thrust applications at apoapsis would raise periapsis from inside to outside the stationary orbit.

重复在远心点施以推力，会将近心点由同步轨道内提升到同步轨道外。

It orbits an inhospitable ice world named Orto Plutonia, which was a protectorate of the Pantorans.

它围绕一颗不适宜居住冰冻星球奥托普卢托尼亚旋转，奥托普卢托尼亚是潘托拉人保护地。

Apollo 8 was a test in which an Apollo moonship was put into orbit around the moon.

太阳神八号是将一艘登月艇纳入绕月球轨道一项试验。

John Glenn, the first American to orbit the earth, carried pureed applesauce in squeezable tubes on his initial space flight.

3．约翰?格伦，第一位绕地环行美国航员，在他首次行时带有软管包装苹果酱。

The shape and perigee of artificial satellite orbits shall continually variate due to caused by the atmospherical drag and the earth gravity.

人造地球卫星轨道由于大气阻力和地球引力场等因素摄动,其形状和近地点位置将不断改变。

Abstract.The first orbit maneuver of lunar orbit insertion (LOI) must be implemented at the first perilune of the spacecraft flight to the moon.

月球捕获控制第一次制动必须在卫星向月球第一近月点完成。

After completing lunar swingby maneuvers, the A spacecraft is intended to orbit the Sun "Ahead" of planet Earth, and the B spacecraft "Behind".

在完成对探测器变轨后，A船将在地球前方绕行太阳，而B船则在"后方"绕行。

Galileo was forced to recant his assertion that the earth orbited the sun.

伽利略被迫放弃地球围绕太阳转断言。

Dire Pithi Wrecker, Plunderer as well as Dire Guristas Wrecker and Plunderer were having orbit range problems for guns and missile. This has been fixed.

修了灾难波希肇事者、灾难波希豪夺者、可怕古斯塔肇事者导弹环绕距离错误。

The mass was calculated by timing the orbit of Eris' moon Dysnomia.

通过对厄里斯的卫星--戴丝诺米娅运行计时后计算出了厄里斯的质量。

A plane orbited over the landing field.

有一架飞机在机场上空盘旋。

The earth orbits the sun once every 365.25 days.

地球每365.25天绕太阳一圈。

They put a weather satellite into orbit round the earth.

他们把一颗气象卫星送入环绕地球的。

Mars, Venus and the other planets move in eccentric orbits.

火星、金星及其他行星沿不正圆的运行。

Let's pretend we're on the spaceship orbiting round the earth!

让我们假装是在沿绕地球运转的宇宙飞船上!

Our satellite itself will orbit around the moon for a period of two days.

我们的人造卫星本身将绕月球运行两天的时间。

The orbit of the artificial satellite has an apogee of 200 miles from the earth.

这个人造卫星的，其最远点在离地球200英里的地方。

Mercury orbits the Sun.

水星环绕太阳运行。

Also, as our sun orbits the galactic center it may sweep through areas of interstellar dustiness.

同样的，因为太阳位于重力的中心，它可能会清除有星际尘埃的区域。

The first satellites placed in geostationary orbit were the synchronous communication(SYNCOM)satellites launched by NASA in 1963.

第一个放置在对地的卫星是1963年国航空暨太空总署发射的同步传输卫星.

The repeated thrust applications at apoapsis would raise periapsis from inside to outside the stationary orbit.

重复在远心点施以推力，会将近心点由同步内提升到同步外。

It orbits an inhospitable ice world named Orto Plutonia, which was a protectorate of the Pantorans.

它围绕一颗不适宜居住的冰冻星球奥托普卢托尼亚旋转，奥托普卢托尼亚是潘托拉人的保护地。

Apollo 8 was a test in which an Apollo moonship was put into orbit around the moon.

太阳神八号是将一艘登月艇纳入绕月球的一项试验。

John Glenn, the first American to orbit the earth, carried pureed applesauce in squeezable tubes on his initial space flight.

3．约翰?格伦，第一位绕地环行的国宇航员，在他的首次飞行时带有软管包装的苹果酱。

The shape and perigee of artificial satellite orbits shall continually variate due to caused by the atmospherical drag and the earth gravity.

人造地球卫星的由于大气阻力和地球引力场等因素的摄动,其形状和近地点位置将不断改变。

Abstract.The first orbit maneuver of lunar orbit insertion (LOI) must be implemented at the first perilune of the spacecraft flight to the moon.

月球捕获控制第一次制动必须在卫星飞向月球的第一近月点完成。

After completing lunar swingby maneuvers, the A spacecraft is intended to orbit the Sun "Ahead" of planet Earth, and the B spacecraft "Behind".

在完成对探测器变后，A飞船将在地球的前方绕行太阳，而B飞船则在"后方"绕行。

Galileo was forced to recant his assertion that the earth orbited the sun.

伽利略被迫放弃地球围绕太阳转的断言。

Dire Pithi Wrecker, Plunderer as well as Dire Guristas Wrecker and Plunderer were having orbit range problems for guns and missile. This has been fixed.

修正了灾难波希肇事者、灾难波希豪夺者、可怕的古斯塔肇事者的导弹环绕距离错误。

The mass was calculated by timing the orbit of Eris' moon Dysnomia.

通过对厄里斯的卫--戴丝诺米娅运轨道计时后计算出了厄里斯的质量。

A plane orbited over the landing field.

有一架飞机在机场上空盘旋。

The earth orbits the sun once every 365.25 days.

地球每365.25天绕太阳轨道一圈。

They put a weather satellite into orbit round the earth.

他们把一颗气象卫送入环绕地球的轨道。

Mars, Venus and the other planets move in eccentric orbits.

火、金及其他不正圆的轨道运。

Let's pretend we're on the spaceship orbiting round the earth!

让我们假装是在轨道绕地球运转的宇宙飞船上!

Our satellite itself will orbit around the moon for a period of two days.

我们的人造卫本身将绕月球运两天的时间。

The orbit of the artificial satellite has an apogee of 200 miles from the earth.

这个人造卫的轨道，其最远点在离地球200英里的地方。

Mercury orbits the Sun.

水环绕太阳运。

Also, as our sun orbits the galactic center it may sweep through areas of interstellar dustiness.

同样的，因为太阳位于重力的中心，它可能会清除有际尘埃的区域。

The first satellites placed in geostationary orbit were the synchronous communication(SYNCOM)satellites launched by NASA in 1963.

第一个放置在对地静止轨道的卫是1963年美国航空暨太空总署发射的同步传输卫.

The repeated thrust applications at apoapsis would raise periapsis from inside to outside the stationary orbit.

重复在远心点施以推力，会将近心点由同步轨道内提升到同步轨道外。

It orbits an inhospitable ice world named Orto Plutonia, which was a protectorate of the Pantorans.

它围绕一颗不适宜居住的冰冻球奥托普卢托尼亚旋转，奥托普卢托尼亚是潘托拉人的保护地。

Apollo 8 was a test in which an Apollo moonship was put into orbit around the moon.

太阳神八号是将一艘登月艇纳入绕月球轨道的一项试验。

John Glenn, the first American to orbit the earth, carried pureed applesauce in squeezable tubes on his initial space flight.

3．约翰?格伦，第一位绕地环的美国宇航员，在他的首次飞时带有软管包装的苹果酱。

The shape and perigee of artificial satellite orbits shall continually variate due to caused by the atmospherical drag and the earth gravity.

人造地球卫的轨道由于大气阻力和地球引力场等因素的摄动,其形状和近地点位置将不断改变。

Abstract.The first orbit maneuver of lunar orbit insertion (LOI) must be implemented at the first perilune of the spacecraft flight to the moon.

月球捕获控制第一次制动必须在卫飞向月球的第一近月点完成。

After completing lunar swingby maneuvers, the A spacecraft is intended to orbit the Sun "Ahead" of planet Earth, and the B spacecraft "Behind".

在完成对探测器变轨后，A飞船将在地球的前方绕太阳，而B飞船则在"后方"绕。

Galileo was forced to recant his assertion that the earth orbited the sun.

伽利略被迫放弃地球围绕太阳转的断言。

Dire Pithi Wrecker, Plunderer as well as Dire Guristas Wrecker and Plunderer were having orbit range problems for guns and missile. This has been fixed.

修正了灾难波希肇事者、灾难波希豪夺者、可怕的古斯塔肇事者的导弹环绕距离错误。

The mass was calculated by timing the orbit of Eris' moon Dysnomia.

通过对厄里斯的卫星--戴丝诺米娅行轨道计时后计算出了厄里斯的质量。

A plane orbited over the landing field.

有一架飞机在机场上空盘旋。

The earth orbits the sun once every 365.25 days.

地每365.25天绕太阳轨道一圈。

They put a weather satellite into orbit round the earth.

他们把一颗气象卫星送入环绕地的轨道。

Mars, Venus and the other planets move in eccentric orbits.

火星、金星及其他行星沿不正圆的轨道行。

Let's pretend we're on the spaceship orbiting round the earth!

让我们假装是在沿轨道绕地转的宇宙飞船上!

Our satellite itself will orbit around the moon for a period of two days.

我们的人造卫星本身将绕行两天的时间。

The orbit of the artificial satellite has an apogee of 200 miles from the earth.

这个人造卫星的轨道，其最远点在离地200英里的地方。

Mercury orbits the Sun.

水星环绕太阳行。

Also, as our sun orbits the galactic center it may sweep through areas of interstellar dustiness.

同样的，因为太阳位于重的中心，它可能会清除有星际尘埃的区域。

The first satellites placed in geostationary orbit were the synchronous communication(SYNCOM)satellites launched by NASA in 1963.

第一个放置在对地静止轨道的卫星是1963年美国航空暨太空总署发射的同步传输卫星.

The repeated thrust applications at apoapsis would raise periapsis from inside to outside the stationary orbit.

重复在远心点施以推，会将近心点由同步轨道内提升到同步轨道外。

It orbits an inhospitable ice world named Orto Plutonia, which was a protectorate of the Pantorans.

它围绕一颗不适宜居住的冰冻星奥托普卢托尼亚旋转，奥托普卢托尼亚是潘托拉人的保护地。

Apollo 8 was a test in which an Apollo moonship was put into orbit around the moon.

太阳神八号是将一艘登艇纳入绕轨道的一项试验。

John Glenn, the first American to orbit the earth, carried pureed applesauce in squeezable tubes on his initial space flight.

3．约翰?格伦，第一位绕地环行的美国宇航员，在他的首次飞行时带有软管包装的苹果酱。

The shape and perigee of artificial satellite orbits shall continually variate due to caused by the atmospherical drag and the earth gravity.

人造地卫星的轨道由于大气阻和地引场等因素的摄动,其形状和近地点位置将不断改变。

Abstract.The first orbit maneuver of lunar orbit insertion (LOI) must be implemented at the first perilune of the spacecraft flight to the moon.

捕获控制第一次制动必须在卫星飞向的第一近点完成。

After completing lunar swingby maneuvers, the A spacecraft is intended to orbit the Sun "Ahead" of planet Earth, and the B spacecraft "Behind".

在完成对探测器变轨后，A飞船将在地的前方绕行太阳，而B飞船则在"后方"绕行。

Galileo was forced to recant his assertion that the earth orbited the sun.

伽利略被迫放弃地围绕太阳转的断言。

Dire Pithi Wrecker, Plunderer as well as Dire Guristas Wrecker and Plunderer were having orbit range problems for guns and missile. This has been fixed.

修正了灾难波希肇事者、灾难波希豪夺者、可怕的古斯塔肇事者的导弹环绕距离错误。

The mass was calculated by timing the orbit of Eris' moon Dysnomia.

通过对斯的卫星--戴丝诺米娅运行轨时后出斯的质量。

A plane orbited over the landing field.

有一架飞机在机场上空盘旋。

The earth orbits the sun once every 365.25 days.

地球每365.25天绕太阳轨一圈。

They put a weather satellite into orbit round the earth.

他们把一颗气象卫星送入环绕地球的轨。

Mars, Venus and the other planets move in eccentric orbits.

火星、金星及其他行星沿不正圆的轨运行。

Let's pretend we're on the spaceship orbiting round the earth!

让我们假装是在沿轨绕地球运转的宇宙飞船上!

Our satellite itself will orbit around the moon for a period of two days.

我们的人造卫星本身将绕月球运行两天的时间。

The orbit of the artificial satellite has an apogee of 200 miles from the earth.

这个人造卫星的轨，其最远点在离地球200英的地方。

Mercury orbits the Sun.

水星环绕太阳运行。

Also, as our sun orbits the galactic center it may sweep through areas of interstellar dustiness.

同样的，因为太阳位于重力的中心，它可能会清除有星际尘埃的区域。

The first satellites placed in geostationary orbit were the synchronous communication(SYNCOM)satellites launched by NASA in 1963.

第一个放置在对地静止轨的卫星是1963年美国航空暨太空总署发射的同步传输卫星.

The repeated thrust applications at apoapsis would raise periapsis from inside to outside the stationary orbit.

重复在远心点施以推力，会将近心点由同步轨内提升到同步轨外。

It orbits an inhospitable ice world named Orto Plutonia, which was a protectorate of the Pantorans.

它围绕一颗不适宜居住的冰冻星球奥托普卢托尼亚旋转，奥托普卢托尼亚是潘托拉人的保护地。

Apollo 8 was a test in which an Apollo moonship was put into orbit around the moon.

太阳神八号是将一艘登月艇纳入绕月球轨的一项试验。

John Glenn, the first American to orbit the earth, carried pureed applesauce in squeezable tubes on his initial space flight.

3．约翰?格伦，第一位绕地环行的美国宇航员，在他的首次飞行时带有软管包装的苹果酱。

The shape and perigee of artificial satellite orbits shall continually variate due to caused by the atmospherical drag and the earth gravity.

人造地球卫星的轨由于大气阻力和地球引力场等因素的摄动,其形状和近地点位置将不断改变。

Abstract.The first orbit maneuver of lunar orbit insertion (LOI) must be implemented at the first perilune of the spacecraft flight to the moon.

月球捕获控制第一次制动必须在卫星飞向月球的第一近月点完成。

After completing lunar swingby maneuvers, the A spacecraft is intended to orbit the Sun "Ahead" of planet Earth, and the B spacecraft "Behind".

在完成对探测器变轨后，A飞船将在地球的前方绕行太阳，而B飞船则在"后方"绕行。

Galileo was forced to recant his assertion that the earth orbited the sun.

伽利略被迫放弃地球围绕太阳转的断言。

Dire Pithi Wrecker, Plunderer as well as Dire Guristas Wrecker and Plunderer were having orbit range problems for guns and missile. This has been fixed.

修正灾难波希肇事者、灾难波希豪夺者、可怕的古斯塔肇事者的导弹环绕距离错误。

The mass was calculated by timing the orbit of Eris' moon Dysnomia.

通过对厄里斯的--戴丝诺行轨道计时后计算出了厄里斯的质量。

A plane orbited over the landing field.

有一架飞机在机场上空盘旋。

The earth orbits the sun once every 365.25 days.

地球每365.25天绕太阳轨道一圈。

They put a weather satellite into orbit round the earth.

他们把一颗气象送入环绕地球的轨道。

Mars, Venus and the other planets move in eccentric orbits.

火、金及其他行沿不正圆的轨道行。

Let's pretend we're on the spaceship orbiting round the earth!

让我们假装是在沿轨道绕地球转的宇宙飞船上!

Our satellite itself will orbit around the moon for a period of two days.

我们的人造本身将绕月球行两天的时间。

The orbit of the artificial satellite has an apogee of 200 miles from the earth.

这个人造的轨道，其最远点在离地球200英里的地方。

Mercury orbits the Sun.

水环绕太阳行。

Also, as our sun orbits the galactic center it may sweep through areas of interstellar dustiness.

同样的，因为太阳位于重力的中心，它可能会清除有际尘埃的区域。

The first satellites placed in geostationary orbit were the synchronous communication(SYNCOM)satellites launched by NASA in 1963.

第一个放置在对地静止轨道的是1963年美国航空暨太空总署发射的同步传输.

The repeated thrust applications at apoapsis would raise periapsis from inside to outside the stationary orbit.

重复在远心点施以推力，会将近心点由同步轨道内提升到同步轨道外。

It orbits an inhospitable ice world named Orto Plutonia, which was a protectorate of the Pantorans.

它围绕一颗不适宜居住的冰冻球奥托普卢托尼亚旋转，奥托普卢托尼亚是潘托拉人的保护地。

Apollo 8 was a test in which an Apollo moonship was put into orbit around the moon.

太阳神八号是将一艘登月艇纳入绕月球轨道的一项试验。

John Glenn, the first American to orbit the earth, carried pureed applesauce in squeezable tubes on his initial space flight.

3．约翰?格伦，第一位绕地环行的美国宇航员，在他的首次飞行时带有软管包装的苹果酱。

The shape and perigee of artificial satellite orbits shall continually variate due to caused by the atmospherical drag and the earth gravity.

人造地球的轨道由于大气阻力和地球引力场等因素的摄动,其形状和近地点位置将不断改变。

Abstract.The first orbit maneuver of lunar orbit insertion (LOI) must be implemented at the first perilune of the spacecraft flight to the moon.

月球捕获控制第一次制动必须在飞向月球的第一近月点完成。

After completing lunar swingby maneuvers, the A spacecraft is intended to orbit the Sun "Ahead" of planet Earth, and the B spacecraft "Behind".

在完成对探测器变轨后，A飞船将在地球的前方绕行太阳，而B飞船则在"后方"绕行。

Galileo was forced to recant his assertion that the earth orbited the sun.

伽利略被迫放弃地球围绕太阳转的断言。

Dire Pithi Wrecker, Plunderer as well as Dire Guristas Wrecker and Plunderer were having orbit range problems for guns and missile. This has been fixed.

修正了灾难波希肇事者、灾难波希豪夺者、可怕的古斯塔肇事者的导弹环绕距离错误。

The mass was calculated by timing the orbit of Eris' moon Dysnomia.

通过对厄里斯的卫星--戴丝诺米娅运轨道计时后计算出了厄里斯的质量。

A plane orbited over the landing field.

有一架飞机在机场上空盘旋。

The earth orbits the sun once every 365.25 days.

地球每365.25天绕太阳轨道一圈。

They put a weather satellite into orbit round the earth.

他们把一颗气象卫星送入环绕地球的轨道。

Mars, Venus and the other planets move in eccentric orbits.

火星、金星及其他星沿不正圆的轨道运。

Let's pretend we're on the spaceship orbiting round the earth!

们假装是在沿轨道绕地球运转的宇宙飞船上!

Our satellite itself will orbit around the moon for a period of two days.

们的人造卫星本身将绕月球运两天的时间。

The orbit of the artificial satellite has an apogee of 200 miles from the earth.

这个人造卫星的轨道，其最远点在离地球200英里的地方。

Mercury orbits the Sun.

水星环绕太阳运。

Also, as our sun orbits the galactic center it may sweep through areas of interstellar dustiness.

同样的，因为太阳位于重力的中心，它可能会清除有星际尘埃的区域。

The first satellites placed in geostationary orbit were the synchronous communication(SYNCOM)satellites launched by NASA in 1963.

第一个放置在对地静止轨道的卫星是1963年美国航空暨太空总署发射的同步传输卫星.

The repeated thrust applications at apoapsis would raise periapsis from inside to outside the stationary orbit.

重复在远心点施以推力，会将近心点由同步轨道内提升到同步轨道外。

It orbits an inhospitable ice world named Orto Plutonia, which was a protectorate of the Pantorans.

它围绕一颗不适宜居住的冰冻星球奥托普卢托尼亚旋转，奥托普卢托尼亚是潘托拉人的保护地。

Apollo 8 was a test in which an Apollo moonship was put into orbit around the moon.

太阳神八号是将一艘登月艇纳入绕月球轨道的一项试验。

John Glenn, the first American to orbit the earth, carried pureed applesauce in squeezable tubes on his initial space flight.

3．约翰?格伦，第一位绕地环的美国宇航员，在他的首次飞时带有软管包装的苹果酱。

The shape and perigee of artificial satellite orbits shall continually variate due to caused by the atmospherical drag and the earth gravity.

人造地球卫星的轨道由于大气阻力和地球引力场等因素的摄动,其形状和近地点位置将不断改变。

Abstract.The first orbit maneuver of lunar orbit insertion (LOI) must be implemented at the first perilune of the spacecraft flight to the moon.

月球捕获控制第一次制动必须在卫星飞向月球的第一近月点完成。

After completing lunar swingby maneuvers, the A spacecraft is intended to orbit the Sun "Ahead" of planet Earth, and the B spacecraft "Behind".

在完成对探测器变轨后，A飞船将在地球的前方绕太阳，而B飞船则在"后方"绕。

Galileo was forced to recant his assertion that the earth orbited the sun.

伽利略被迫放弃地球围绕太阳转的断言。

Dire Pithi Wrecker, Plunderer as well as Dire Guristas Wrecker and Plunderer were having orbit range problems for guns and missile. This has been fixed.

修正了灾难波希肇事者、灾难波希豪夺者、可怕的古斯塔肇事者的导弹环绕距离错误。

The mass was calculated by timing the orbit of Eris' moon Dysnomia.

通过对厄里斯的卫星--戴丝诺米娅运行轨道计时后计算出了厄里斯的质量。

A plane orbited over the landing field.

有一架飞机在机场上空盘旋。

The earth orbits the sun once every 365.25 days.

地球每365.25天绕太阳轨道一圈。

They put a weather satellite into orbit round the earth.

他们把一颗气象卫星送入环绕地球的轨道。

Mars, Venus and the other planets move in eccentric orbits.

火星、金星及其他行星沿不正圆的轨道运行。

Let's pretend we're on the spaceship orbiting round the earth!

让我们假装是在沿轨道绕地球运转的宇宙飞船上!

Our satellite itself will orbit around the moon for a period of two days.

我们的人造卫星本身将绕月球运行两天的时间。

The orbit of the artificial satellite has an apogee of 200 miles from the earth.

这个人造卫星的轨道，其最远点在离地球200英里的地方。

Mercury orbits the Sun.

水星环绕太阳运行。

Also, as our sun orbits the galactic center it may sweep through areas of interstellar dustiness.

同样的，因为太阳位于重力的中心，它可能会清除有星际尘埃的区域。

The first satellites placed in geostationary orbit were the synchronous communication(SYNCOM)satellites launched by NASA in 1963.

第一个放置在对地静止轨道的卫星是1963年美国航空暨太空总署发射的同步传输卫星.

The repeated thrust applications at apoapsis would raise periapsis from inside to outside the stationary orbit.

重复在远心点施以推力，会将近心点由同步轨道内提升到同步轨道外。

It orbits an inhospitable ice world named Orto Plutonia, which was a protectorate of the Pantorans.

它围绕一颗不适宜居住的冰冻星球奥托普卢托尼亚旋转，奥托普卢托尼亚是潘托拉人的保护地。

Apollo 8 was a test in which an Apollo moonship was put into orbit around the moon.

太阳神八号是将一艘登月艇纳入绕月球轨道的一项试验。

John Glenn, the first American to orbit the earth, carried pureed applesauce in squeezable tubes on his initial space flight.

3．约翰?格伦，第一位绕地环行的美国宇航员，在他的首次飞行时带有软管包装的苹果酱。

The shape and perigee of artificial satellite orbits shall continually variate due to caused by the atmospherical drag and the earth gravity.

人造地球卫星的轨道由于气阻力和地球引力场等因素的摄动,其形状和近地点位置将不断改变。

Abstract.The first orbit maneuver of lunar orbit insertion (LOI) must be implemented at the first perilune of the spacecraft flight to the moon.

月球捕获控制第一次制动必须在卫星飞向月球的第一近月点完成。

After completing lunar swingby maneuvers, the A spacecraft is intended to orbit the Sun "Ahead" of planet Earth, and the B spacecraft "Behind".

在完成对探测器变轨后，A飞船将在地球的前方绕行太阳，而B飞船则在"后方"绕行。

Galileo was forced to recant his assertion that the earth orbited the sun.

伽利略被迫放弃地球围绕太阳转的断言。

Dire Pithi Wrecker, Plunderer as well as Dire Guristas Wrecker and Plunderer were having orbit range problems for guns and missile. This has been fixed.

修正了灾难波希肇事者、灾难波希豪夺者、可怕的古斯塔肇事者的导弹环绕距离错误。