待在医院

stay in the hospital

→ 待
phrase Rare #30,831
stay in the hospital Refers to remaining or spending time at the hospital; it does not necessarily mean being admitted as a patient.
CH: 他生病了,所以待在医院休息。
EN: He was sick, so he stayed in the hospital to rest.

你不是该待在医院吗?

Aren't you supposed to be in the hospital?

— 天才一族 (2001)

她还待在医院

She is still in the hospital.

— 阿玛柯德 (1973)

我正待在医院呢

I'm at the hospital right now.

— 蝙蝠 (2009)