- 火(fire)
- 某(something; a certain thing)
Coal is a fuel extracted from the earth's interior that burns into fire.
(mining) coal gangue
Coal gangue is a type of solid waste.
(mining) coal gangue
Coal gangue is a type of solid waste.
Coal is a fuel extracted from the earth's interior that burns into fire.
Coal is a fuel extracted from the earth's interior that burns into fire.
(mining) coal gangue
(mining) coal gangue
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