coal
n. 煤, 木炭 v. 加煤
发音
词形变化
别名
教材释义与例句
煤；煤块；木炭
a hard black mineral which is dug out of the ground and burnt to produce heat
上煤；加煤
释义与例句
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1.
A black or brownish black rock formed from prehistoric plant remains, composed largely of carbon and burned as a fuel.
煤
煤炭
石炭
不可数 可数The coal in this region was prized by ironmasters in centuries past, who mined it in the spots where the drainage methods of the day permitted.
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2.
A black or brownish black rock formed from prehistoric plant remains, composed largely of carbon and burned as a fuel.
A type of coal, such as bituminous, anthracite, or lignite, and grades and varieties thereof, as a fuel commodity ready to buy and burn.
可数 不可数Put some coal on the fire.
Order some coal from the coalyard.
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3.
A piece of coal used for burning (this use is less common in American English)
可数 不可数Put some coals on the fire.
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4.
A glowing or charred piece of coal, wood, or other solid fuel.
可数 不可数hot coals
glowing coals
Just as the campfire died down to just coals, with no flames to burn the marshmallows, someone dumped a whole load of wood on, so I gave up and went to bed.
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5.
Charcoal.
可数 不可数 -
6.
Content of low quality.
可数 不可数I'm so sick of seeing this coal online.
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7.
Bombs emitting black smoke on impact.
可数 俚语 不可数 政治 军事 -
8.
Money.
可数 废旧 俚语 不可数
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1.
To take on a supply of coal (usually of steam ships or locomotives).
不及物1863, Colonial Secretary to Commander Baldwin, USN shortly after that she coaled again at Simon's Bay; and that after remaining in the neighbourhood of our ports for a time, she proceeded to Mauritius, where she coaled again, and then returned to this colony.
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2.
To supply with coal.
及物to coal a steamer
January 1917, National Geographic Magazine, Volume 31 Number 1, One Hundred British Seaports Cruisers may be coaled at sea and provided with ammunition openly. The submarine may not
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3.
To be converted to charcoal.
不及物 -
4.
To burn to charcoal; to char.
及物 -
5.
To mark or delineate with charcoal.
及物
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1.
Black like coal; coal-black.
词汇关系
同义词 1
上位词 2
下位词 7
部分词 2
相关短语
词源
From Middle English cole, from Old English col, from Proto-West Germanic *kol, from Proto-Germanic *kulą, from Proto-Indo-European *ǵwelH- (“to burn, shine”). Cognate with West Frisian koal (“coal”), Cimbrian kholl (“coal”), Dutch kool (“coal; carbon”), German Kohle (“coal”), Luxembourgish Kuel (“coal”), Vilamovian köła (“coal”), Yiddish קויל (koyl, “coal”), Danish kul (“coal”), Faroese, Icelandic, Norwegian Bokmål, Norwegian Nynorsk, Swedish kol (“coal; carbon”), Jamtish kuł (“coal; carbon”). Compare Middle Irish gúal (“coal”), Lithuanian žvi̇̀lti (“to twinkle, glow”), Persian زغال (zoġâl, “live coal”), Sanskrit ज्वल् (jval, “to burn, glow”), Tocharian B śoliye (“hearth”), all from the same root.
来源：wiktionary