suck up to

US /sʌk ʌp tə/
UK /sʌk ʌp tə/
"suck up to" picture
1.

巴结, 拍马屁

to try to make someone in authority like you by flattering them or being overly helpful, often in a way that is not sincere

:
He's always sucking up to the boss to get a promotion.
他总是巴结老板以获得晋升。
I hate how she always sucks up to the teachers.
我讨厌她总是巴结老师。