Substract
vt. 减去
🗣️ 情景例句
Well, I think I may have found a way to do it.
噢， 我想我也许已找到一种办法。
We tried in vain to make him change his mind.
我们试图使他改变他的主意，但白费力气。
He turned to the police officer.
他转过身对警官说