夜に何時間も勉強します。の英語

I study for many hours at night.

study nights

study far into the night

He works till late at night―works far into the night.

How late do you sit up?

work deep into the night

I suppose I'll be in trouble if I don't stay up all night to cram for the examination.

I'll burn the midnight oil tonight.

the act of studying at night

I would sometimes study late at night in my youth.

I studied all night.

I am aiming to go to sleep by 10 o'clock tonight.

I worked all night.

I studied for a while in the afternoon.

I worked all night.

I work by day and study by night.

We were studying all afternoon.

Jim studies far into the night.

go to night school

cramming

attend evening classes

I will do homework in the afternoon.

I wake up several times during the night

I have a broken sleep.

stay up reading till late [all night]

I am accustomed to staying up late.

I'm used to staying up late.

I'm accustomed to staying up late.

I was studying the whole time from afternoon till night.

I slept until noon, and then studied for the rest of the day.