Interdentium
[医] 牙间隙
🗣️ 情景例句
Next time you are in town, drop me a line.
下次你在城里的时候给我写信吧。
I ought to write a letter.
我应该写一封信。
Look! It's inside another pot. What was that pot used for?
“瞧！还是大壶套小壶呢。有什么用途？”