马马虎虎 (mǎ ma hū hū)

careless; casual; vague; not so bad; so-so; tolerable; fair

Character breakdown

Usage

做任何事都要认真,不能马马虎虎。

Everything must be done carefully; you can't be careless.

Zuò rènhé shì dōu yào rènzhēn, bù néng mǎmǎhǔhǔ.