Cannula
n. 套管\\n[医] 套管, 插管
🏥 医学释义
套；套管；插管
🗣️ 情景例句
My instructor thought that the beginner's class was too easy for me.
老师认为初级课程对我来说太容易了。
What now?
现在要怎样？
You're a joke!
你真是一个小丑！