black coal
/blak ˈkəʊl/noun
A kind of coal of a deep black colour; specifically bituminous coal or anthracite, as opposed to brown coal.
Origin
Early 16th century (in an earlier sense). From black + coal.
| 单词 | black coal |
| 释义 | black coal/blak ˈkəʊl/noun A kind of coal of a deep black colour; specifically bituminous coal or anthracite, as opposed to brown coal. Origin |
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