rub out

1.Rub out chalk marks with an eraser.

用黑板擦擦掉粉笔字迹。

2.A section of the city was rubbed out in the earthquake.

这座城市的一部分地震中遭到毁灭。

3.A couple of mobsters were rubbed out in a fracas with the law.

徒与闹的斗争中丧命。

4.Let's rub him out.

让我们把他干掉。

5.He rubbed out the writing.

他擦去写的字。