spread yourself too thin
US /sprɛd jərˈsɛlf tu θɪn/
UK /sprɛd jərˈsɛlf tu θɪn/

1.
너무 많은 일을 벌이다, 역량을 분산시키다
to be involved in too many activities, so that you cannot give enough attention to any of them
:
•
She's trying to manage three projects at once, so she's really spreading herself too thin.
그녀는 동시에 세 가지 프로젝트를 관리하려고 해서 정말 너무 많은 일을 벌이고 있다.
•
I had to quit one of my volunteer jobs because I was spreading myself too thin.
너무 많은 일을 벌여서 자원봉사 중 하나를 그만둬야 했다.