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

电话线沿着总是成直角白色道路嗡嗡作响。

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

左两条线以90度直角相交。

He saw the ringleader and threw a right-angled knife.

他看见了头出了一把直角刀。

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

取四个全等直角三角形，两分别长 a 和 b，斜长 c。

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

他理解直角和清晰产品说明，可以画到纸上东西。

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

Stilgar站在一，示意他们进入一个直角开口低洞。

Root 2 simply is the hypotenuse of a right triangle

而 √2 只是两长度为 1 直角三角形之斜。

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， 他发现两匹马脚印以直角穿过他路。

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光速和与地球运动成直角光速。

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， 而是拐了一条直角分路。

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

朴素直角路整齐地镶嵌着蛤壳，像潮湿红丝带一样交，在老式鲜花之间花坛里乱七八糟。

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女主人，她坐在一张与烟囱成直角沙发上。

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缘，在两块木头相遇地方或有一个角，与木头成直角地方。

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每个直角三角形都成立，而不是一些数学家和测量人员所推测呢？

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地方， 然后是另一个呈直角大厅， 还有一个带白橡木栏杆老式大楼梯尽头。

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一个有趣方面，当它破裂时， 它会形成直角裂缝。

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长四肢开始向上转动，以帮助形成新冠，每一个都迅速呈现出真正顶峰特殊形式。

" You have to play in a boxed area and you have to stand at a right angle to the wind, " he said proudly. " And you can't use aluminum to make your glass string" .

" 你必须在指定区域放风筝，且你必须站在风向成直角地方。" 他骄傲地说，" 还有，你不能用铝来做玻璃线。"