deep-mined

英['diːpm'aɪnd] 美['diːpm'aɪnd]
  • adj.在地下深处开采的
  • deep adj.深的;深刻的;深奥的;深切的adv.深深地n.深处
  • refiner n.精练者;精练机;推论精细的人
Adjective:
  1. of coal, as contrasted with coal obtained from a strip mine;

    "deep-mined coal"