n.  毯子，毛毯

n.  厚（的覆盖）层

n. 〔使信息或真相难以被发现的〕蒙蔽之物 

≈ cloak

v.  覆盖；笼罩

• blanket of fog/cloud  厚厚的一层雾/云

• blanket statement/rule/ban  全面[适用于所有人或所有情况]的陈述/规定/禁令

• Crews have managed to provide heat packs and blankets to the miners so that they can keep warm during the rescue operation, Verfuss said. 提供毛毯

• I've made countless baby blankets, sweaters, scarves, hats, caps for newborns. 婴儿毯 

• The trial was held under a blanket of secrecy. 审讯过程高度保密。

• The rooftops were blanketed in snow.

  屋顶上覆盖着白雪。