extort

用威胁的和强迫的手段进行勒索、敲诈。

He has been extorting money from her for 5 years.

他勒索她长达5年之久。

threaten

威胁

He has verbally threatened me for longtime.

他一直用语言威胁我。

blackmail

就是指抓住对方的弱点进行威胁和恐吓！

win-win situation

表示双方都很满意

That would be a win-win situation(=No one is going to lose.).

谁也没有损失，对每个人都有好处。