例句:He was unaware that they had shaken off their pursuers.
他不知道他们已经甩掉了追捕者。 

2.took over 接管

例句:A new warden took over the prison.
一位新的监狱长接管了这所监狱。

3.put off 推迟；阻止

例句:Women who put off having a baby often make the best mothers.
晚育的女性经常会成为最优秀的母亲。

4.come up with 提出

例句:Several of the members have come up with suggestions of their own.
有几位成员提出了自己的建议。