be as poor as a church mouse
US /bi æz pʊr æz ə tʃɜrtʃ maʊs/
UK /bi æz pʊr æz ə tʃɜrtʃ maʊs/

1.
一貧如洗, 非常貧窮
to be extremely poor; to have no money at all
:
•
After losing his job, he was as poor as a church mouse.
失業後,他一貧如洗。
•
They lived as poor as church mice for years before their business took off.
在他們的生意起飛之前,他們一貧如洗地生活了多年。