He is always buttering up sb.

他总是讨好人。

youdao

I've seen you buttering up the boss!

我看见你巴结老板来着！

youdao

I've seen you buttering up the boss.

我看见你巴结老板来着。

youdao

He intends to buy ads in Cambodian, Spanish and Korean newspapers and already spends evenings buttering up church groups.

FORBES: Magazine Article

"He was known for buttering up the owners of clubs, " revealed Simon Griver, a journalist in Israel who writes for the Jewish Chronicle.

BBC: Grant's chance to silence doubters

Zurich's bankers claim they can easily substitute Internet updates and polished chrome for evenings at the opera and velvet plush when it comes to buttering up, they are flexible.

ECONOMIST: Private banking