
好词典

源自古英语col,与古诺尔斯语kol,德语Kohle同源,最终源自原始印欧语词根*g(e)u-lo- '燃烧'。
❶ 一种黑色或棕黑色的固体矿物,主要由碳组成,是古代植物在地下经过长期压力和热力作用形成的化石燃料。
“The power plant burns coal to generate electricity.”
(这家发电厂燃烧煤炭来发电。)
“Coal mining was a major industry in this region.”
(采煤曾经是这个地区的主要产业。)
❶ 给(火车、炉子等)加煤,或指煤炭被运输到某处。
“The workers were coaling the steam locomotive.”
(工人们正在给蒸汽机车加煤。)
“Ships would coal at this port before long voyages.”
(船只远航前会在这个港口加煤。)
carry coals to Newcastle — 多此一举,因为纽卡斯尔盛产煤炭,把煤运到那里毫无意义。
“Selling ice to Eskimos is like carrying coals to Newcastle.”
(向爱斯基摩人卖冰就像把煤运到纽卡斯尔一样多此一举。)
coal face — 煤矿的工作面,也用来形容实际工作的一线。
“The manager spends time at the coal face to understand workers' problems.”
(经理花时间在一线了解工人们的问题。)