Davy's lever
[医] 戴维氏杆(直肠止血杆)
🧩 词语组成解析
lever
['li:və, 'levə]
n. 杠杆;操作杆;工具;
vt. 用杠杆撬动;
🗣️ 情景例句
I don't know what you are driving at.
我不知道你到底想说什么。
Could you tell me where is the exit?
你能不是告诉我出口在哪里？
Look!There's an ice cream man.
瞧！有个卖冰淇淋的。