go a long way
成語所屬單字long
go a long way — 慣用語
1. To last for a long time or cover a large area.
1.慣用語
釋義
經用；持續很久
To last for a long time or cover a large area.
例句
A little bit of this paint goes a long way on the wall.
Does your salary go a long way in this city?