have time on your hands
US /hæv taɪm ɑn jʊər hændz/
UK /hæv taɪm ɑn jʊər hændz/

1.
有空闲时间, 有闲暇
to have a lot of free time and not know what to do with it
:
•
Since retiring, he's had a lot of time on his hands.
退休后,他有很多空闲时间。
•
If you have time on your hands, you could help me with this project.
如果你有空闲时间,可以帮我完成这个项目。