someone's (own) flesh and blood

US /ˈsʌm.wʌnz oʊn flɛʃ ænd blʌd/
UK /ˈsʌm.wʌnz oʊn flɛʃ ænd blʌd/
"someone's (own) flesh and blood" picture
1.

親骨肉, 至親

a person's close relatives, especially their children

:
How could you treat your own flesh and blood like that?
你怎麼能那樣對待你的親骨肉
She would do anything for her flesh and blood.
她會為她的親骨肉做任何事。