一条线与另一条线成直角相交。

One line cuts another at right angles.

youdao

标准姿势就是两只手在一条直线上与地面成直角。

It is normal if two hands are in a line and perpendiculars to the floor.

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墙壁必须与地板成直角。

The wall must be perpendicular to the floor.

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你的身体与墙壁成直角。

You are standing at a right Angle to the wall.

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一条线与另一条线相交成直角。

A line cuts another at right angles.

youdao

一条线与另一条线相交成直角。

A line cuts another at right angles.

youdao