The stars hold their breath counting the hours， the feeble moon swims the deep night.

星辰屏息地数着时间，柔弱的月儿在夜中浮泛。

youdao

He went on studying deep into the night.

他一直学习到深夜。

《新英汉大辞典》

Instead of sleeping, David picks up his book and reads deep into the night.

大卫没有睡觉，而是拿起书读到深夜。

youdao

I knew the sound well. Many a night,late at night, when all the world slept, it has welled up from deep within my own chest.

VOA: special.2009.05.16

But think of the various periods during the night in which you are in a deep, deep dreamless sleep.

但请设想你处在这样的夜晚,你处于熟睡，安枕无梦。

耶鲁公开课 - 死亡课程节选

The Blue Jays and Padres weren't alone playing deep into the night, though.

NPR: Richard, Guzman Lift Padres To 17-Inning Victory

The 56-year-old finance minister is known to enjoy drinking liquor and smoking cigars with friends deep into the night.

CNN: Taking the Heat

Deep into the night, ESPN would go to San Francisco and there was Bonds, driving another ball into the bay.

NPR: Barry and the Babe: Incomparable Performances