buy off 

英汉解释

v. 收买；出钱以摆脱

同义词

v. pay off

参考例句

1. The corrupt official bought off those who might expose him.
那名接受贿赂的官员收买了那些可能会揭发他的人。
2. But I do not believe the Communist Party lacks mass support and only recruit and buy off the elite.
但我认为，实现这一切靠的是广大人民的支持，而不是招募收买社会精英入党。
3. It's just a bit of useful rock that we buy off somebody and someone brings it along and puts it up.
它只是有点有用的石头，也就是说我们需要买的时候，就会有人把它带来，堆起来。

英英解释

v.
  1. pay someone with influence in order to receive a favor

网络释义

buy off
收买; 买通，收买; 买通; 收买 英语学习网;
buy sb off
收买某人;
to buy off
收买;
I just want to buy some off-the-rack clothes
我只想随便买一些现成的衣服。;
Machine Buy Off
调机;