let someone/something be

US /lɛt ˈsʌmˌwʌn ˈsʌmˌθɪŋ bi/
UK /lɛt ˈsʌmˌwʌn ˈsʌmˌθɪŋ bi/
"let someone/something be" picture
1.

別管, 不打擾

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.
別管他了;他心情不好。
Please let the cat be; it's sleeping.
別打擾那隻貓;它在睡覺。