The blanket did not completely cover the bed.

这毯子没能把床全部蒙上。

《新英汉大辞典》

The blanket will provide additional warmth and comfort in bed.

毯子能让你睡觉时感觉更温暖更舒适。

《柯林斯英汉双解大词典》

The blanket does not completely cover the bed.

毯子没有完全盖住床。

youdao

On the bed,under a blanket, they could see the body of the unlucky mother.

VOA: special.2009.06.06

Blankfein tells Goldman folks the job of compliance lawyers is to tell them where that edge is--because otherwise, "we'd stay in bed with a blanket over our heads" and not try anything.

FORBES: On The Cover/Top Stories

He was given no bed, only a coarse blanket on the floor.

NEWYORKER: The Black Sites

They discovered a mummified body, believed to be Kato, lying in his bed, wearing underwear and pyjamas, covered with a blanket.

BBC: Tokyo's 'oldest man' had been dead for 30 years