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- 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
- labial angles 唇角
- A polygon with ten angles and ten sides. 十边形有十个角和十条边的多边形
- 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
- 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
- Labial color is darker, nigrescent reason? 嘴唇颜色比较暗，发黑的原因？
- 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
- Labial ministry: Daub of pink lip colour can. 唇部：粉色唇彩涂抹即可。
- 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。
- Why to eat mango to you can cause labial allergy? 吃芒果为什么会引发嘴唇过敏？
- This cause of labial fenestration is very rare. 根管过度充填造成黏膜开窗，尚无文献报告。
- We approach the problem from different angles. 我们从不同角度探讨这一问题。
- Streets usually intersect at right angles. 马路通常以直角交叉。
- They probed into the subject from different angles. 我们从不同角度对这个问题进行了探讨。
- A rectangle has four right angles. 一个矩形有四个直角。
- Take a piece of sandpaper and round off the angles. 拿张沙纸把棱角磨光。
