Coal
01
煤, 煤炭
a type of fossil fuel, which is black and found in the ground, typically used as a source of energy
语法信息
有生性状态
无生命
形态构成
简单词
不可数
复数形式
coals
例子
Coal has been a crucial source of energy for centuries, playing a significant role in powering industries and generating electricity worldwide.
煤炭几个世纪以来一直是至关重要的能源，在全球范围内为工业提供动力和发电方面发挥了重要作用。
1.1
煤, 余烬
a hot fragment of wood or coal that is left from a fire and is glowing or smoldering
to coal
01
装煤, 供应煤
take in coal
语法信息
形态构成
简单词
动作动词
规则
现在时
coal
第三人称单数
coals
现在分词
coaling
一般过去时
coaled
过去分词
coaled
02
供应煤炭, 装载煤炭
supply with coal
03
炭化, 变成炭
burn to charcoal
