Backscratching
n. 为共同利益而互相利用
🗣️ 情景例句
I haven't got a clue on how to spend the National Day holiday.
如何度过国庆假期我还没有一点头绪。
The editor checks all of the current news.
编辑在检查所有的时事消息。
It's nothing serious.You'd better have a good rest.
（病情）不太严重。你最好好好休息一下。