It is possible to go to the moon now.

现在有可能登。

The light is reflected from the moon.

光从反射出来。

A rocket was fired at the moon.

火箭发射到。

The moon is a satellite of the earth.

是地的一颗卫星。

The lunar stone is different from earth's.

的石头和地的不同。

The earth's shadow on the moon was quite distinct.

的地阴影很清晰。

We never imagined that men would land on the moon.

我们从未想到过人类能登。

Soon it will be commonplace for men to travel to the moon.

人们去旅行很快就会成为常事。

The scientists mapped the surface of the moon.

学家绘制了表面的地图。

The astronauts piloted their craft down to the lunar surface.

宇航员驾驶太空飞船在表面降落。

It's difficult to conceive of traveling to the moon.

难以想象到旅行会是什么样子。

There is no question but that there is no air on the moon.

没有空气是毫无疑问的。

Lunar craters can be plainly seen with the aid of a small telescope.

借助小型可以看清的环形山。

Half a century ago it's difficult to conceive of travelling to the moon.

半个世纪前去旅行是难以想象的。

The space race reached its culmination in the first moon walk.

太空竞争以第一次在行走而达到顶峰。

We now have empirical evidence that the moon is covered with dust.

现在我们有实践经验证明布满了灰尘。

Jupiter was eclipsed by the Moon.

遮住了木星。

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运行两天的时间。

The theory for exploring the moon time after time through double lunar swingby is analyzed at first.

分析了双近旁转向实现对多次探测的原理。

It once seemed inconceivable to everyone that men should travel to the moon.

"人们一度认为,人飞似乎是不可想象的。"

It is possible to go to the moon now.

现在有可能登月球。

The light is reflected from the moon.

光从月球反射出来。

A rocket was fired at the moon.

火箭发射到月球。

The moon is a satellite of the earth.

月球是球一颗卫星。

The lunar stone is different from earth's.

月球石头和球不同。

The earth's shadow on the moon was quite distinct.

月球球阴影很清晰。

We never imagined that men would land on the moon.

我们从未想到过人类能登月球。

Soon it will be commonplace for men to travel to the moon.

人们去月球很快就成为常事。

The scientists mapped the surface of the moon.

学家绘制了月球表面图。

The astronauts piloted their craft down to the lunar surface.

宇航员驾驶太空飞船在月球表面降落。

It's difficult to conceive of traveling to the moon.

难以想象到月球是什么样子。

There is no question but that there is no air on the moon.

月球没有空气是毫无疑问。

Lunar craters can be plainly seen with the aid of a small telescope.

借助小型望远镜可以看清月球环形山。

Half a century ago it's difficult to conceive of travelling to the moon.

半个世纪前去月球是难以想象。

The space race reached its culmination in the first moon walk.

太空竞争以第一次在月球走而达到顶峰。

We now have empirical evidence that the moon is covered with dust.

现在我们有实践经验证明月球布满了灰尘。

Jupiter was eclipsed by the Moon.

月球遮住了木星。

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两天时间。

The theory for exploring the moon time after time through double lunar swingby is analyzed at first.

分析了双月球近旁转向实现对月球多次探测原理。

It once seemed inconceivable to everyone that men should travel to the moon.

"人们一度认为,人飞月球似乎是不可想象。"

It is possible to go to the moon now.

现有能登上月球。

The light is reflected from the moon.

光从月球反射出来。

A rocket was fired at the moon.

火箭发射到月球上。

The moon is a satellite of the earth.

月球地球的一颗卫星。

The lunar stone is different from earth's.

月球的石头和地球的不同。

The earth's shadow on the moon was quite distinct.

月球上的地球阴影很清晰。

We never imagined that men would land on the moon.

我们从未想到过人类能登上月球。

Soon it will be commonplace for men to travel to the moon.

人们去月球很快就会成为常事。

The scientists mapped the surface of the moon.

学家绘制了月球表面的地图。

The astronauts piloted their craft down to the lunar surface.

宇航员驾驶太空飞船月球表面降落。

It's difficult to conceive of traveling to the moon.

难以想象到月球会什么样子。

There is no question but that there is no air on the moon.

月球上没有空气毫无疑问的。

Lunar craters can be plainly seen with the aid of a small telescope.

借助小型望远镜以看清月球上的环形山。

Half a century ago it's difficult to conceive of travelling to the moon.

半个世纪前去月球难以想象的。

The space race reached its culmination in the first moon walk.

太空竞争以第一次月球走而达到顶峰。

We now have empirical evidence that the moon is covered with dust.

现我们有实践经验证明月球上布满了灰尘。

Jupiter was eclipsed by the Moon.

月球遮住了木星。

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两天的时间。

The theory for exploring the moon time after time through double lunar swingby is analyzed at first.

分析了双月球近旁转向实现对月球多次探测的原理。

It once seemed inconceivable to everyone that men should travel to the moon.

"人们一度认为,人飞上月球似乎不想象的。"

It is possible to go to the moon now.

现在有可能登上月球。

The light is reflected from the moon.

光从月球反射出来。

A rocket was fired at the moon.

火箭发射到月球上。

The moon is a satellite of the earth.

月球是地球的颗卫星。

The lunar stone is different from earth's.

月球的石头和地球的不同。

The earth's shadow on the moon was quite distinct.

月球上的地球阴影很清晰。

We never imagined that men would land on the moon.

我们从未想到过人类能登上月球。

Soon it will be commonplace for men to travel to the moon.

人们去月球旅行很快就会成为常事。

The scientists mapped the surface of the moon.

学家绘制了月球表面的地图。

The astronauts piloted their craft down to the lunar surface.

宇航员驾驶太空飞船在月球表面降落。

It's difficult to conceive of traveling to the moon.

难想象到月球旅行会是什么样子。

There is no question but that there is no air on the moon.

月球上没有空气是毫无疑问的。

Lunar craters can be plainly seen with the aid of a small telescope.

借助小型望远镜可看清月球上的环形山。

Half a century ago it's difficult to conceive of travelling to the moon.

半个世纪前去月球旅行是难想象的。

The space race reached its culmination in the first moon walk.

太空竞争次在月球行走而达到顶峰。

We now have empirical evidence that the moon is covered with dust.

现在我们有实践经验证明月球上布满了灰尘。

Jupiter was eclipsed by the Moon.

月球遮住了木星。

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 theory for exploring the moon time after time through double lunar swingby is analyzed at first.

分析了双月球近旁转向实现对月球多次探测的原理。

It once seemed inconceivable to everyone that men should travel to the moon.

"人们度认为,人飞上月球似乎是不可想象的。"

It is possible to go to the moon now.

现在有可能登上。

The light is reflected from the moon.

光从反射出来。

A rocket was fired at the moon.

火箭发射上。

The moon is a satellite of the earth.

是地的一颗卫星。

The lunar stone is different from earth's.

的石头和地的不同。

The earth's shadow on the moon was quite distinct.

上的地阴影很清晰。

We never imagined that men would land on the moon.

我们从未人类能登上。

Soon it will be commonplace for men to travel to the moon.

人们去旅行很快就会成为常事。

The scientists mapped the surface of the moon.

学家绘制了面的地图。

The astronauts piloted their craft down to the lunar surface.

宇航员驾驶太空飞船在面降落。

It's difficult to conceive of traveling to the moon.

难以象旅行会是什么样子。

There is no question but that there is no air on the moon.

上没有空气是毫无疑问的。

Lunar craters can be plainly seen with the aid of a small telescope.

借助小型望远镜可以看清上的环形山。

Half a century ago it's difficult to conceive of travelling to the moon.

半个世纪前去旅行是难以象的。

The space race reached its culmination in the first moon walk.

太空竞争以第一次在行走而达顶峰。

We now have empirical evidence that the moon is covered with dust.

现在我们有实践经验证明上布满了灰尘。

Jupiter was eclipsed by the Moon.

遮住了木星。

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运行两天的时间。

The theory for exploring the moon time after time through double lunar swingby is analyzed at first.

分析了双近旁转向实现对多次探测的原理。

It once seemed inconceivable to everyone that men should travel to the moon.

"人们一度认为,人飞上似乎是不可象的。"

It is possible to go to the moon now.

现有能登上月球。

The light is reflected from the moon.

光从月球反射出来。

A rocket was fired at the moon.

火箭发射到月球上。

The moon is a satellite of the earth.

月球地球的一颗卫星。

The lunar stone is different from earth's.

月球的石头和地球的不同。

The earth's shadow on the moon was quite distinct.

月球上的地球阴影很清晰。

We never imagined that men would land on the moon.

我们从未想到过人类能登上月球。

Soon it will be commonplace for men to travel to the moon.

人们去月球很快就会成为常事。

The scientists mapped the surface of the moon.

学家绘制了月球表面的地图。

The astronauts piloted their craft down to the lunar surface.

宇航员驾驶太空飞船月球表面降落。

It's difficult to conceive of traveling to the moon.

难以想象到月球会什么样子。

There is no question but that there is no air on the moon.

月球上没有空气毫无疑问的。

Lunar craters can be plainly seen with the aid of a small telescope.

借助小型望远镜以看清月球上的环形山。

Half a century ago it's difficult to conceive of travelling to the moon.

半个世纪前去月球难以想象的。

The space race reached its culmination in the first moon walk.

太空竞争以第一次月球走而达到顶峰。

We now have empirical evidence that the moon is covered with dust.

现我们有实践经验证明月球上布满了灰尘。

Jupiter was eclipsed by the Moon.

月球遮住了木星。

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两天的时间。

The theory for exploring the moon time after time through double lunar swingby is analyzed at first.

分析了双月球近旁转向实现对月球多次探测的原理。

It once seemed inconceivable to everyone that men should travel to the moon.

"人们一度认为,人飞上月球似乎不想象的。"

It is possible to go to the moon now.

现在有可能登上。

The light is reflected from the moon.

光从反射出来。

A rocket was fired at the moon.

火箭发射到上。

The moon is a satellite of the earth.

是的一颗卫星。

The lunar stone is different from earth's.

的石头和的不同。

The earth's shadow on the moon was quite distinct.

上的阴影很清晰。

We never imagined that men would land on the moon.

我们从未想到过人类能登上。

Soon it will be commonplace for men to travel to the moon.

人们旅行很快就会成为常事。

The scientists mapped the surface of the moon.

学家绘制了表面的。

The astronauts piloted their craft down to the lunar surface.

航员驾驶太空飞船在表面降落。

It's difficult to conceive of traveling to the moon.

难以想象到旅行会是什么样子。

There is no question but that there is no air on the moon.

上没有空气是毫无疑问的。

Lunar craters can be plainly seen with the aid of a small telescope.

借助小型望远镜可以看清上的环形山。

Half a century ago it's difficult to conceive of travelling to the moon.

半个世纪前旅行是难以想象的。

The space race reached its culmination in the first moon walk.

太空竞争以第一次在行走而达到顶峰。

We now have empirical evidence that the moon is covered with dust.

现在我们有实践经验证明上布满了灰尘。

Jupiter was eclipsed by the Moon.

遮住了木星。

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运行两天的时间。

The theory for exploring the moon time after time through double lunar swingby is analyzed at first.

分析了双近旁转向实现对多次探测的原理。

It once seemed inconceivable to everyone that men should travel to the moon.

"人们一度认为,人飞上似乎是不可想象的。"

It is possible to go to the moon now.

现在有可能登上月球。

The light is reflected from the moon.

光从月球反射出来。

A rocket was fired at the moon.

火箭发射到月球上。

The moon is a satellite of the earth.

月球是地球的一颗卫星。

The lunar stone is different from earth's.

月球的石头和地球的不同。

The earth's shadow on the moon was quite distinct.

月球上的地球阴影很清晰。

We never imagined that men would land on the moon.

我们从未想到过人类能登上月球。

Soon it will be commonplace for men to travel to the moon.

人们去月球旅行很快就会成为。

The scientists mapped the surface of the moon.

绘制了月球表面的地图。

The astronauts piloted their craft down to the lunar surface.

宇航员驾驶太空飞船在月球表面降落。

It's difficult to conceive of traveling to the moon.

难以想象到月球旅行会是什么样子。

There is no question but that there is no air on the moon.

月球上没有空气是毫无疑问的。

Lunar craters can be plainly seen with the aid of a small telescope.

借助小型望远镜可以看清月球上的环形山。

Half a century ago it's difficult to conceive of travelling to the moon.

半个世纪前去月球旅行是难以想象的。

The space race reached its culmination in the first moon walk.

太空竞争以第一次在月球行走而达到顶峰。

We now have empirical evidence that the moon is covered with dust.

现在我们有实践经验证明月球上布满了灰尘。

Jupiter was eclipsed by the Moon.

月球遮住了木星。

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 theory for exploring the moon time after time through double lunar swingby is analyzed at first.

分析了双月球近旁转向实现对月球多次探测的原理。

It once seemed inconceivable to everyone that men should travel to the moon.

"人们一度认为,人飞上月球似乎是不可想象的。"

It is possible to go to the moon now.

现在有可能登月球。

The light is reflected from the moon.

光从月球反射出来。

A rocket was fired at the moon.

火箭发射到月球。

The moon is a satellite of the earth.

月球是地球的一颗卫星。

The lunar stone is different from earth's.

月球的地球的不同。

The earth's shadow on the moon was quite distinct.

月球的地球阴影很清晰。

We never imagined that men would land on the moon.

我们从未想到过人类能登月球。

Soon it will be commonplace for men to travel to the moon.

人们去月球旅行很快就会成为常事。

The scientists mapped the surface of the moon.

学家绘制了月球表面的地图。

The astronauts piloted their craft down to the lunar surface.

宇航员驾驶太空飞船在月球表面降落。

It's difficult to conceive of traveling to the moon.

难以想象到月球旅行会是什么样子。

There is no question but that there is no air on the moon.

月球有空气是毫无疑问的。

Lunar craters can be plainly seen with the aid of a small telescope.

借助小型望远镜可以看清月球的环形山。

Half a century ago it's difficult to conceive of travelling to the moon.

半个世纪前去月球旅行是难以想象的。

The space race reached its culmination in the first moon walk.

太空竞争以第一次在月球行走而达到顶峰。

We now have empirical evidence that the moon is covered with dust.

现在我们有实践经验证明月球布满了灰尘。

Jupiter was eclipsed by the Moon.

月球遮住了木星。

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 theory for exploring the moon time after time through double lunar swingby is analyzed at first.

分析了双月球近旁转向实现对月球多次探测的原理。

It once seemed inconceivable to everyone that men should travel to the moon.

"人们一度认为,人飞月球似乎是不可想象的。"