您要查找的是不是：
- One line cuts another at right angles. 一条线与另一条线成直角相交。
- At right angles to a vertical line. 横的与垂直线成90度角的
- Streets usually intersect at right angles. 马路通常以直角交叉。
- A line cuts another at right angles. 一条线与另一条线相交成直角。
- Line A crosses line B at right angles. A线与B线成直角相交。
- The lines intersect at right angles. 线条垂直相交。
- Gun should be stroked at right angles. 喷枪应保持正确的角度。
- Being at right angles;perpendicular. 垂直的；直角的
- Being at right angles to the horizontal; vertical. 竖直的，垂直的与水平呈直角的；垂直的
- Being at right angles; perpendicular. 垂直的；直角的
- The two lines meet at right angles. 两线垂直相交。
- At right angles to the keel of a ship. 正舷方与船的龙骨成直角
- Hold the brush at right angles to the surface. 手握刷子使其垂直于表面。
- Being or situated at right angles to the horizon; upright. 垂直的与水平面成或处于直角的；竖立的
- In US cities avenues often run at right angles to streets. 在美国人行道的走向常有纵横之分。
- A device for transmitting rotary motion, consisting of a handle or arm attached at right angles to a shaft. 曲柄一个传递转动的部件，包括一个手柄或把手与一个轴直角相连
- A horizontal line or plane at right angles to the plumb. 水平线与铅锤线成直角的水平线或水平面
- Cross fold A fold at right angles to the direction of the web. 与纸卷成直角的屈摺。
- The two lines pass across each other at right angles. 这两条线成直角相交。
- Bevel gears: gears which connect two shafts at right angles. 伞齿轮:连接直角相交两轴的齿轮。
