have a heart!

US /hæv ə hɑːrt/
UK /hæv ə hɑːrt/
"have a heart!" picture
1.

發發善心, 行行好

used to ask someone to be kind or sympathetic

:
Oh, have a heart! Don't make him work on his birthday.
哦,發發善心吧!別讓他生日那天還工作。
The kids are exhausted, have a heart and let them rest.
孩子們都累壞了,發發善心讓他們休息吧。