Embouchment
[医] 血管汇入
🗣️ 情景例句
Relax, Harry.
不要紧张 ，Harry。
We must make it clear from the very beginning that competitive quotations are acceptable.
必须一开始就讲清的是，有竞争力的报价可以接受。
Yes. What is it?
有。什么事？