reverse-charge call

The most useful external sites most powerful factor is the reverse link, that is what we call the external links.

最有用功能最强大的外部站点因素就是反向链接，即我们所说的外部链接。

If a modeling process deals with the data contains some uncertain properties, we call it the grey reverse process of the original system and relatedly the model is Grey Model ( GM).

在系统数学模型建立的过程中，所获得的数据若含有某些不确定的因素，称原系统的建模为灰色的逆过程，所建模型称灰色模型（Grey Model，简称GM）。

The teacher did the roll call in reverse order.

老师倒着点名.

The last thing we did is we became what I call "reverse tithers. "

我们所做的最后一件事是成为了我称为的“留10%的人”。