| 释义 |
coal 义务阶段1500 全国卷频次：8 /kəʊl/ n. coals 0 煤；煤块 高考真题原句提选：Besides, wave energy does not create the same pollution as other energy sources, such as oil or coal.此外，波浪能并不像其他能源，如石油或煤炭那样产生污染。People also realized that the supply of coal and gas would not last forever.人们也意识到，煤炭和天然气的供应不会永远持续下去。 |