Cannel coal is dull black.
烛煤呈暗黑色。
There are intermediate varieties known as cannel coal.
有一些中间性的变种,叫做烛煤。
词典释义:
n.烛煤(一种含高挥发成分的无光泽煤炭)
Cannel coal is dull black.
烛煤呈暗黑色。
There are intermediate varieties known as cannel coal.
有一些中间性的变种,叫做烛煤。
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