何必多此一举?

Why take the trouble to do that?

《新英汉大辞典》

这些人通常都不隔壁，所以何必多此一举。

These usually aren't the people next door, so why bother them.

youdao

这些通常不是吉姆叔叔也不比利会计师，何必多此一举。

These usually aren't Uncle Jim nor Billy the accountant, so why bother them.

youdao