相反方向的

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

我突然个好主意—我们为什么不试着相反的方转转呢！

North and south are opposite directions.

北和南是相反的方。

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 用条弧对方相反的弧代替完全多无图的每条边所得到的有图被称为是半完全多有图。