• bedding that keeps a person warm in bed

  同义词： cover

• anything that covers

  "there was a blanket of snow"

  同义词： mantle

• a layer of lead surrounding the highly reactive core of a nuclear reactor

• cover as if with a blanket

  "snow blanketed the fields"

• form a blanket-like cover (over)

"blanket sanctions against human-rights violators"

同义词： across-the-board all-embracing all-encompassing all-inclusive broad encompassing extensive panoptic wide