be my guest
US /biː maɪ ɡɛst/
UK /biː maɪ ɡɛst/

1.
그러세요, 마음대로 하세요
used to give someone permission to do something or to accept an offer
:
•
“Can I borrow your pen?” “Be my guest.”
“펜 좀 빌릴 수 있을까요?” “그러세요.”
•
If you want to use the computer, be my guest.
컴퓨터를 쓰고 싶으면, 그러세요.