相反方向

Jupiter is afflicted by Mars in opposition.

木星对于火星处在反的应力星位。

He suddenly doubled and ran in the opposite direction.

他突然转身, 朝反跑去。

North and south are opposite directions.

北和南是反的。

I've just had an inspiration; why don't we try turning it the other way!

我突然想出个好主意—我么不试着反的转转呢！

A semicomplete multipartite digraph is obtained by replacing each edge of a complete multipartite graph by an arc or by a pair of two mutually opposite arcs.

摘要 用条弧或对反的弧代替完全多部无图的每条边所得到的有图被称是半完全多部有图。

Double Rollers Crusher is used to crush clunch and partial shales for brick enterprises. It has two rollers to circumrotate in reverse. The clunch between rollers are crushed by extrusion.

双辊破碎机普遍用于粘土和部分混合原料生产砖瓦的破碎设备，它有两个工作辊子作反旋转，辊子间的粘土受到挤压而破碎。