let someone/something be
US /lɛt ˈsʌmˌwʌn ˈsʌmˌθɪŋ bi/
UK /lɛt ˈsʌmˌwʌn ˈsʌmˌθɪŋ bi/

1.
내버려 두다, 간섭하지 않다
to leave someone or something alone; to not disturb or interfere with someone or something
:
•
Just let him be; he's in a bad mood.
그냥 그를 내버려 둬; 기분이 안 좋아.
•
Please let the cat be; it's sleeping.
제발 고양이를 내버려 둬; 자고 있어.