coalball

英['kəʊlbɔːl] 美['kəʊlbɔːl]
  • n. 煤结核
  • coacher n.家庭教师;教练;拉车的马;(棒球)跑垒指挥员
  • coachfellow n.马伴;伴侣;伙伴
  • coachful n.马车满载之量
  • coachman n.赶马车人
  • coachwhip n.(赶马车用的)马鞭;[动]鞭蛇;鸣鞭鸟