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

1.
dejar en paz, no molestar
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.
Solo déjalo en paz; está de mal humor.
•
Please let the cat be; it's sleeping.
Por favor, deja al gato en paz; está durmiendo.