méi​kuàng HSK7

coal mine

méi​kuàng coal mine

  1. coal
    coal; a black or brownish-black solid mineral substance used as fuel
  2. mine
    a place or unit where minerals are extracted; a mine or mining site

méi​kuàng coal seam

  1. coal
    coal; a black or brownish-black solid mineral substance used as fuel
  2. ore
    mineral deposit; ore; naturally occurring materials in the earth that can be mined for value