high and low
成語所屬單字high
high and low — 慣用語
1. in every possible place; searching everywhere with great effort
1.慣用語
釋義
到處；四處
in every possible place; searching everywhere with great effort
例句
Evelyn searched high and low for her car keys before finding them in the kitchen.
The detective looked high and low for clues but found nothing useful.