Cdsc
[医][=Communicable Disease Surveillance Center]传染病监视中心
🗣️ 情景例句
Where shall I put my signature?
我签在哪儿呀？
Progress is the activity of today and the assurance of tomorrow.
进展即今日的活动和明日的保证。
Jim, what day is it today?
吉姆，今天星期几了？