petty

The police spent the afternoon dealing with petty crimes like shoplifting.

(Chinese) 警察花了一下午时间处理商店行窃之类的小偷小摸案件。

Don't waste your time arguing over such petty details in the contract.

(Chinese) 不要浪费时间争论合同中那些琐碎的细节。

It was very petty of him to refuse to invite her just because of a small argument.

(Chinese) 仅仅因为一点小争吵他就不邀请她，真是太小家子气了。

She grew tired of her coworkers' petty jealousies and office politics.

(Chinese) 她对同事们那些心胸狭隘的嫉妒和办公室政治感到厌烦。