gather dust
US /ˈɡæðər dʌst/
UK /ˈɡæðər dʌst/

成语
1.
积灰, 闲置
to be unused for a long time
示例:
•
My old bicycle is just gathering dust in the garage.
我的旧自行车只是在车库里积灰。
•
That book has been gathering dust on the shelf for years.
那本书在书架上积灰好几年了。
在 Lingoland 学习这个单词