stick up for
US /stɪk ʌp fɔr/
UK /stɪk ʌp fɔr/

1.
維護, 支持
to defend someone or something that is being criticized or attacked
:
•
You should always stick up for your friends.
你應該總是維護你的朋友。
•
She always sticks up for what she believes is right.
她總是堅持自己認為正確的事情。