sweep away是一个动副短语,用法上要注意什么?

sweep away
扫过; 冲走,卷走,扫除; 一扫而空; (风) 吹走;sweep anything away
横扫;sweep sth away
冲走/吹走/扫除某物,;til we sweep them away
英英解释v.
1.eliminate completely and without a trace
2.overwhelm emotionally
同义词v.sweep off,wipe out
参考例句
1.The town was swept away in the earthquake.
城镇在那次地震中被毁灭了.
2.We clean the house and sweep away bad luck.
我们打扫房间并清除掉坏运气.
3.First,we clean our house and sweep away bad luck,and then we paint doors and windows red.
首先,我们打扫房子,扫除坏运气,然后我们油漆门窗都是红色的.