Translation of "be playing at sth" - English-Mandarin Chinese dictionary

be playing at sth

UK

If you ask what someone is playing at, you are angry because they are doing something stupid

乱搞,瞎弄
What on Earth/the hell were you playing at? - You could have got us all killed! 你到底在瞎搞什么?你差点把我们都害死了!

(Translation of “be playing at sth” from the Cambridge English-Chinese (Simplified) Dictionary © Cambridge University Press)