相关单词近义词 pit 坑, coalmine 煤矿, shaft 柄, seam 缝, mine 我的, coalface 采煤工作面, excavation 挖掘, quarry 采石场临近词Collins, collier, colliery gas, colliery cable, colliery spoil, colliery waste, colliery safety, colliery siding, colliery machine, colliery fixture, colliery screened, colliery engineer相似词collide, collider, collie, collier, collinear, collision, collocate, collocation, 返回 colliery