idiom
to have a lot on one's plate
たくさんの仕事や責任を持っている
Meaning
to have a lot of tasks or responsibilities to deal with
Example
She can't take on any more projects; she already has **a lot on her plate**.
彼女はこれ以上のプロジェクトを受けられない; すでに**たくさんの仕事がある**。