(~s)
A ~ is a mine in which the coal, metal, or mineral is near the surface, and so underground passages are not needed. (AM; in BRIT, use opencast mine )
N-COUNT
(~s)
A ~ is a mine in which the coal, metal, or mineral is near the surface, and so underground passages are not needed. (AM; in BRIT, use opencast mine )
N-COUNT
Collins COBUILD. Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) . 2012