coal [kəʊl]
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基本释义
n.煤,煤块
英英释义
a hard, black substance which is dug from the earth in pieces , and can be burnt to produce heat or power , or a single piece of this
参考例句
There is plenty of coal in this area. 这个地区有丰富的煤。
Put some more coal on the fire. 再往火里加点煤。
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