您要查找的是不是：
- contra angles for Doriot handpiece 4号直机头用反角机头
- contra angles for slip-joint connection 滑节连接体用反角机头
- contra angle for straight handpiece 直机头用反角机头
- One line cuts another at right angles. 一条线与另一条线成直角相交。
- The angles of a triangle total 180. 三角形的三角之和等于180°。
- A polygon whose angles are equal. 等角多边形各角都相等的多边形
- A polygon with ten angles and ten sides. 十边形有十个角和十条边的多边形
- Per contra I don't ask her to forget but to remember. 相反，我不是要她忘记，而是要她记住。
- The female is generally drab, the male per contra brilliant. 一般来说雌性是黄褐色的，而雄性是色彩鲜明的。
- A four-sided plane figure with four right angles. 矩形，长方形具有四个边的方形，有四个直角
- A plane figure with four sides and four angles. 四边形有四个边和四个角的平面图形
- At right angles to a vertical line. 横的与垂直线成90度角的
- contra angles 反角机头
- Intersecting at or forming right angles. 成直角的，垂直的交叉成直角的，或形成直角的
- Contra it is open to a Kshatriya to serve. 相反地,安贝卡更关心的是社会课题。
- He's all steamed up about losing the contra ct. 他因合同吃了亏而大发雷霆。
- A polygon having five sides and five interior angles. 五边形有五条边和五个内角的多边形
- He tried to attack the problem from different angles. 他试著从各个角度来著手解决这个问题。
- We approach the problem from different angles. 我们从不同角度探讨这一问题。
- Consider the problems of the teenager contra those of the adult. 考虑与成年人问题相反的青少年问题。
