Why don't you learn something else? You are wasting everyone's time.

为什么你就不能学其他的东西？你这是在浪费所有人的时间。

youdao

A duck tries to fly?! And a deaf tries to play violin... Are you crazy? Why don't you leam something else? You're wasting everyone's time.

野鸭子也想飞？ ！又聋又哑还想拉小提琴……你疯了？为什么你不去学点其它的什么事情？你这是在浪费大家的时间。

youdao