mineshaft
导读：mineshaft读音音标
mineshaft意思解释
释义井筒；竖井； 英英释义 mineshaftn.excavation consisting of a vertical or sloping passageway for finding or mining ore or for
mineshaft意思解释
释义井筒；竖井； 英英释义 mineshaftn.excavation consisting of a vertical or sloping passageway for finding or mining ore or for
mineshaft读音音标
mineshaft意思解释
释义
井筒；竖井；
英英释义
mineshaftn.
excavation consisting of a vertical or sloping passageway for finding or mining ore or for ventilating a mine
