coal
US /koʊl/
UK /koʊl/

명사
1.
석탄
a combustible black or dark brown sedimentary rock consisting mainly of carbonized plant matter, found in underground deposits and widely used as fuel.
예시:
•
The train was powered by coal.
기차는 석탄으로 움직였다.
•
Many power plants still burn coal to generate electricity.
많은 발전소들이 여전히 전기를 생산하기 위해 석탄을 태운다.
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