Put some more coal on the fire. 往火里添些煤。
coal dust 煤尘
a piece/lump of coal 煤块
Is there a future for coal? 采煤业有发展前景吗?
the coal industry 煤炭工业
Nina moved the coals about with the poker. 尼娜用拨火棍翻动煤块。
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