Coffer-dam
[医] 橡皮障
🧩 词语组成解析
coffer
[['kɔfə]]
n. 保险箱, 金库\\nvt. 把...锁进箱子
dam
[dæm]
n. 水坝，堰;水库;（牙科用的）橡皮障;〈比喻〉障碍;
vt. 用水坝阻止;阻塞，抑制;
🗣️ 情景例句
Would you like
想不想
How many passengers were on the train?
在火车上有多少旅客？
No, I'm not.
不，我不是。