名词 coalpit:

1. a mine where coal is dug from the ground

coalyadj.煤的；煤状的；含煤的coaln.煤；木炭vt.烧成炭；供应煤vi.加煤；装煤coal column煤柱coal origin煤的来源coal liquid煤浆coal worker煤矿工人Coal system含煤系统coal sector煤炭领域coal gangue煤矸石coal harbor煤港coal-facen.采煤的矿区；因采矿而露出的煤的coal wastes煤矸石

1. The country is short of known deposits of coal.
   这个国家缺少已知的煤矿矿床。
2. He sketched the coal miner in a few minutes.
   他几分钟就画了一幅那位煤矿工人的素描。
3. These are mine workers of a small coal mine in north-east of Yunnan.
   云南滇东北部的小煤窑的矿工们。
4. The coal shortage during the storms has led to some arguing for reopening unsafe mines.
   雪灾来临之时，有些人又提出要重新开放那些不安全的煤窑。