Backlining
n. (加固书脊的)背衬料
🗣️ 情景例句
She became used to the new job.
她已经习惯了那份新工作。
Public money is like holy water, every one helps himself to it.
公款如圣水，人人都要尝一嘴。
Were there any exciting incidents during your journey?
你们在旅行中有没有什么令人激动的事情？