Inv
n. INV=invoice （外贸）; [医][=inferior nasal vein]下鼻静脉
🗣️ 情景例句
How soon will my mail be received by the other end?
我的信件多快能被对方收到？
I approve of your decision.
我赞成你的决定。
They don't get enough air.
（那样）鱼得不到充足的空气。