Inv
n. INV=invoice （外贸）; [医][=inferior nasal vein]下鼻静脉
🗣️ 情景例句
You really must have your wits about your when dealing with such people.
跟这类人打交道，你必须格外警觉。
Please show me the menu.
请把菜单给我。
Many offices use answering machines to give information.
许多办公室使用留言机来提供信息。