Membranae praeformativa
[医] 预成膜
🗣️ 情景例句
How you doing?
你怎么样？
There is no longer any communication between them.
他们之间好久不说话了。
If you put on C.O.D., we'll have to go elsewhere.
如果你要C.O.D.的话，我们只有找别家公司。