1.in the wake of 作为…的结果

例句：Social problems cropped up in the wake of natural disasters.
自然灾害之后,出现了许多社会问题.

2.driving force 驱动力

例句：This can become a driving force for social advance.
这能成为促使社会前进的动力bk&Do4mD=HJv8mSVpW2u。

3.back off 放弃

例句：Now the time for action has arrived,it is too late to back off.
行动的时刻已到，打退堂鼓已经来不及了]I6GcGy*ufSIi|^C,c。

4.make sure 确保

例句：And you have to make sure, what I always say.
所以我经常说，你要确保良好的工作环境3FfaP@c^kTD^gs58x=5。