Telephone wires hum along the white roads, which always run at right angles.

电话线沿着总是成直角的白色道路嗡嗡作响。

The two lines on the left intersect each other at a right angle which is 90 degrees.

左边的两条线以90度的直角相交。

Take four identical right triangles with side lengths a and b and hypotenuse length c.

取四个全等的直角三角形，两边 a 和 b，斜边 c。

He understood right angles and clear instruction manuals. Assembly models and drawings. Things one could draw on paper.

他理解直角和清晰的产品说明，可以画到纸上的东西。

Stilgar stood at one side motioning them into a low hole that opened at right angles.

Stilgar站在一边，示意他们进入一个直角开口的低洞。

Root 2 simply is the hypotenuse of a right triangle

而 √2 只是两边度为 1 的 直角三角形之斜边。

Oh, that is why the net electric flux  through the right triangular box was zero.

哦，这就是为什么穿过直角三角盒的净电通为零。

The architecture shows stunning accuracy, prompting some archaeologists to suggest they  had instruments with which surveyors could offset right angles.

该建筑表现出令人惊叹的精确度，促使一些考古学家提出他们拥有可以让测员偏移直角的仪器。

A mile from the clearing he came upon the spoor of two ponies crossing his path at right angles.

离空地一英里处， 他发现两匹小马的脚印以直角穿过他的小路。

They compared the speed of light in the direction of the earth's motion with that at right angles to the earth's motion.

他们比较了地球运动方向上的和与地球运动成直角的。

Instead of following the drive down to the gate, M. Bex turned up a path that branched off at right angles.

M. Bex 没有沿着车道一直走到大门， 而是拐了一条直角叉的小路。

Prim, right-angled paths neatly bordered with clamshells, intersected it like moist red ribbons and in the beds between old-fashioned flowers ran riot.

朴素的直角小路整齐地镶嵌着蛤壳，像潮湿的红丝带一样交叉，在老式鲜花之间的花坛里乱七八糟。

As Archer entered he was smiling and looking down on his hostess, who sat on a sofa placed at right angles to the chimney.

阿切尔进来时微笑着低头看着他的女主人，她坐在一张与烟囱成直角的沙发上。

Thanks to a phenomenon known as the Magnus effect (which also helps spinning balls curve), this pressure differential creates a force at right angles to the wind direction.

由于马格努斯效应（这也有助于旋转球弯曲），这种压力差会产生与风向成直角的力。

A table could also have a sharp edge where the two pieces of wood meet or where there is a corner, a right angle, to the wood.

一张桌子也可以有一个锋利的边缘，在两块木头相遇的地方或有一个角，与木头成直角的地方。

But how do we know that the theorem is true for every right triangle on a flat surface, not just the ones these mathematicians and surveyors knew about?

但是我们怎么知道这个定理对平面上的每个直角三角形都成立，而不是一些数学家和测人员所推测的呢？

At the end there was a jog in the hall and then another hall at right angles and the head of a big old-fashioned staircase with white oak bannisters.

尽头有一个在大厅里慢跑的地方， 然后是另一个呈直角的大厅， 还有一个带白橡木栏杆的老式大楼梯的尽头。

So you can see here that these windows have been broken but you can see an interesting aspect of sodium chloride that when it breaks it forms cracks that form at right angles.

所以你可以在这里看到这些窗户已经被打破， 但你可以看到氯化钠的一个有趣的方面，当它破裂时， 它会形成直角的裂缝。

Limbs that have grown outward for centuries at right angles to the trunk begin to turn upward to assist in making a new crown, each speedily assuming the special form of true summits.

几个世纪以来与躯干成直角向外生的四肢开始向上转动，以帮助形成新的冠，每一个都迅呈现出真正顶峰的特殊形式。

To think about the projection, let's make a little right triangle like this, where what was the height of our spherical rectangle is the hypotenuse, and its projection is one of the legs.

为了考虑投影， 让我们制作一个像这样的小直角三角形，其中球面矩形的度是斜边，它的投影是其中一条腿。