right angle

英 [ˈraɪt æŋɡl]

美 [ˈraɪt æŋɡl]

n.  直角

医学

Collins.1

牛津词典

noun

• 直角
  an angle of 90˚
  1. Place the table at right angles/at a right angle to the wall.
     将桌子跟墙垂直摆放。

柯林斯词典

• 直角
  Aright angleis an angle of ninety degrees. A square has four right angles.
• PHRASE （与…）成直角；(与…)垂直
  If two things areat right angles, they are situated so that they form an angle of 90˚ where they touch each other. You can also say that one thing isat right angles toanother.
  1. ...two lasers at right angles.
     两束成直角的激光

英英释义

noun

• the 90 degree angle between two perpendicular lines

双语例句

• If you draw this segment in here, you know that here you have a right angle.
  如果在这画条线段，那这里就是个直角。
• A triangle with one right angle.
  有一个直角的三角形。
• An angle that is not a right angle or a multiple of a right angle.
  一个不是直角也不是直角的倍数的角。
• When we rotate this side here, but the angle doesn't stay at a right angle.
  当旋转这个边时，这个角就不再是直角了。
• Forming a right angle or containing one or more right angles.
  构成一个直角或包含一个或多个直角。
• One is to argue geometrically that you have a right angle in here.
  第一种是几何办法，这是一个直角。
• One line cuts another at a right angle.
  两线相交成直角。
• ( geometry) forming a right angle.
  （几何学）形成直角的。
• Mommy's been sleeping at a right angle all night.
  妈妈一晚上都是一个姿势睡的觉。
• A fleet standing athwart our course Cross direction: The direction at right angle to the paper grain or machine direction.
  正横过我们的航向而行驶的一只舰队横向：与纸纹成直角的方向。