| 释义 |
文馨英漢☞煙煤烟煤 yānméibituminous/soft coal烟煤bituminous coal烟煤a.bituminous烟煤的烟煤1. bituminous coal; black coal; soft coal烟煤bituminous coal; bitumite烟煤bitumen lepideum烟煤bitumastic coal烟煤bituminous coal烟煤pelion coal烟煤bituminite烟煤coal soft烟煤Pechkohle烟煤soft coal烟煤bit |