The surface of the ancient pond was covered with brown mudThe surface of the ancient pond was covered with brown mud
Frosted christmas trees are covered with snow on the mountainsideFrosted Christmas trees are covered with snow on the mountainside
Sunny winter day in the mountains and snow-covered forestSunny winter day in the mountains and snow-covered forest
Green meadows on the background of snow-covered mountainsGreen meadows on the background of snow-covered mountains
Extreme arrival of a snowboarder on a snow-covered descentExtreme arrival of a snowboarder on a snow-covered descent
Простыня, подстёгиваемая или подшиваемая под одеяло, или специальный чехол, надеваемый на одеяло.