1.
Line A crosses line B at right angles.
A 线与B 线成直角相交。
2.
The wall must be perpendicular to the floor.
墙壁必须与地板成直角。
3.
(geometry) forming a right angle.
（几何学）形成直角的。
4.
a straight line that is not at right angles to a side.
与一条边不形成直角的直线。
5.
intersecting at or forming right angles.
垂直的交叉或形成直角的。
6.
a straight line at right angles to another line.
与另一个线夹成直角的直线。
7.
Square the corners of a board.
使一块板的几个角成直角。
8.
Right-angle fold: Refer to folds that are at right-angles to each other.
直角摺:纸张的一摺和前一摺成直角的摺法。
9.
To locate and adjust(one machine part) at right angles to its connecting part within the machine.
调整成直角安装并调整（机器部件）与机器的连接部分成直角
10.
The sagging windows are out of square in the old house.
这幢老房子的窗户都倾斜了，不成直角。
11.
A wing of a building at right angles to the main structure.
厢房与正房成直角的房子
12.
Cross fold: A fold at right angles to the direction of the web.
横摺:与纸卷成直角的屈摺。
13.
Is that pillar square with the ground?
那根圆柱兴地面成直角吗？
14.
two barrel vaults intersecting at right angles.
两个桶形穹隆成直角交叉。
15.
Across the grain: The direction at right angle to that of the paper grain. Also called Against the grain, Cross grain, Cross direction.
逆纹:与纸纹成直角的方向。
16.
Cross direction: The direction at right angle to the paper grain or machine direction.
横向:与纸纹成直角的方向。
17.
At right angles to the keel of a ship.
正舷方与船的龙骨成直角
18.
White benches were right - angled to every doorstep.
每一门阶都成直角地置有白长凳。