belt-tighten的用法和樣例：
例句
用作動(dòng)詞 (v.)
- I have to tighten my belt this month!
這個(gè)月我不得不勒緊褲帶過(guò)日子！ - Because of unemployment many people had to tighten their belts.
由于失業(yè)，許多人不得不勒緊褲帶生活。
詞匯搭配
- tighten one's belt 束緊腰帶
