suck it up 算了吧；不要再抱怨了。
suck up to sb 奉承，巴结（某人）；拍（某人）马屁。

【例句】
Even if I bother you, suck it up.
就算你嫌我烦，你也得忍着。

"Why do you think he offered to take all that work home?"
"Oh, he's just sucking up to the boss."
“你认为他为什么主动提出把那些工作都带回家做?”
“哦，他只不过是为了讨好老板。”