buy是“ 获得，赢得”的意思。buy time 拖延时间；争取时间；赢得时间；换取时间。

【例句】
The used car I bought is not very good. I think that I bought a lemon.
我买的二手车不是很棒，我应该是买到次品了。

The green-eyed monster made her suffer when she learnt that you had moved into a socially better neighborhood.
听说你搬进了社会地位较高的人居住的住宅区，她嫉妒得不得了。