high and low
US /haɪ ənd loʊ/
UK /haɪ ənd loʊ/

1.
到处, 高低
everywhere; in many different places
:
•
I've searched high and low for my lost keys.
我到处找我丢失的钥匙。
•
They looked high and low for the missing child.
他们到处寻找失踪的孩子。
到处, 高低
everywhere; in many different places