Backlining
n. (加固书脊的)背衬料
🗣️ 情景例句
Don't mention it. What would you like to drink?
别客气，想喝点什么？
I'm going to try to leave by 10:00.
我争取10点以前离开。
but it's too small for me.
可是对我来说太小了。