Microcontext
[计] 最小上下方
🗣️ 情景例句
But I've never had the pleasure of doing any business with you.
可是同贵公司尚无业务往来。
Out of my control.
我无能为力。
It is fairly clear that sleeping period must have some function,
很清楚，睡眠必然具有某种作用。