pile up
US /paɪl ʌp/
UK /paɪl ʌp/

片語動詞
1.
堆積, 積壓
to accumulate or increase in quantity, especially to an unmanageable degree
範例:
•
The dirty dishes started to pile up in the sink.
髒盤子開始在水槽裡堆積起來。
•
Work tends to pile up when you're on vacation.
度假時工作往往會堆積如山。
在 Lingoland 學習這個單詞