More precise tagging: adjective derived from past participle.
Translations
The hills were blanketed with snow.
Холмы были покрыты снегом.
The city was blanketed in fog.
Definitions
Covered with or as if with a blanket. The landscape was blanketed in a thick layer of snow.
Concealed or obscured by a covering. The town was blanketed in fog, making it difficult to see the buildings.