in a rut

in a rut 반복적인, 답답한, 따분한 

I'm in a rut. He's in a rut. We're in a rut.

If you are in a rut, you're in the track so you can get out. You feel restricted and tight and frustrated.

A: You don't look so happy.
B: I'm in a rut.
A: Take a break from work.
B: Yeah~ Maybe a week off would help.

A: 너 행복해보이지 않아.
B: 답답해.
A: 휴가 가져봐.
B: 그래~ 아마 한주정도 휴가가지면 도움이 될거가아.