buy-off

基本解释

So, where possible, it is quicker and cheaper to buy commercial off-the-shelf items.
因此如果可能的话，购买现成的商业产品更快，也更便宜。
Smaller corporations tend to buy off-the-shelf packages and their IT staff may be limited to network administrators.
而小一点儿的公司大多购买现成的软件包，他们的 IT 职员也只局限于网络管理员。
I just want to buy some off-the-rack clothes.
我只想买一些现成的衣服。

Should the U.S. attempt to buy-off the North Koreans with a package of financial and technical support that ultimately will give them a major nuclear reactor complex -- particularly when oil-fired power-generators make more sense, assuming the stated purpose of generating electricity is really Pyongyang's goal?
CENTERFORSECURITYPOLICY: Center For Security Policy
For ideological reasons, the Kremlin cannot easily respond to such concerns, and, in an environment in which the Federal budget is under significant strain and there are more obvious resource constraints, will not simply be able to buy-off all dissent as easily as it did in the past.
FORBES: Russian Opposition to Chechnya Subsidies - Effective, but not "Liberal"
The check is popping up on every street corner, thanks in part to urban aficionados who buy knock-off versions.
FORBES: Magazine Article

to pay (a person or group) to drop a charge, end opposition, relinquish a claim, etc