Insulation is a thick layer of a substance that keeps something warm, especially a building.
High electricity bills point to a poor heating system or bad ~...
N-UNCOUNT
see also insulate
Insulation is a thick layer of a substance that keeps something warm, especially a building.
High electricity bills point to a poor heating system or bad ~...
N-UNCOUNT
see also insulate
Collins COBUILD. Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) . 2012