Adtervac
干血浆制备法
🗣️ 情景例句
No, I could never agree to sign this contract.
不，我无论如何也不会签这份合同。
We must have your LC at least one month before the time of shipment.
我们必须在船运前一个月收到你们的信用证。
How are you getting there?
你怎么样去？