out of one's shell
01
마음을 열다, 사람들과 편해지다
used to refer to someone who has become more comfortable or confident in conversing with people
idiom
예시들
Ever since joining the drama club, Sarah has really come out of her shell. She used to be so shy, but now she's confident and even performs on stage.
연극 수업이 그가 마음을 여는 데 도움이 됐다.



























