Cdsc
[医][=Communicable Disease Surveillance Center]传染病监视中心
🗣️ 情景例句
Well, maybe you could come next week sometime.
那样的话，也许你可以在下个星期的某个时候来。
Easier said than done.
说时容易做时难。
What's it made of?
它是用什么做的？