Naphthaometer
(石油产品)闪点测定仪
🗣️ 情景例句
Well. It will be up immediately.
好，立即给你送去。
Please tune in next time.
请下次收听。
I'm sorry I don't know. You'd better ask that policeman over there.
对不起，我不知道。你最好问问那边的警察。