Backscratching
n. 为共同利益而互相利用
🗣️ 情景例句
I think the skirt is just right.
我觉得长度合适。
Let your yea be yea and your nay be nay.
是就是，非就非。
A recent survey of the effects of noise revealed (surprisingly?) that dogs barking incessantly in the night rated the highest form of noise pollution on a scale ranging from 1 to 7.
最近一个有关噪音的作用的调查（令人吃惊地）指出，夜间连续不断的狗叫声，在一个从1级至7级刻度表上应列为最严重的噪间污染。