| 釋義 |
coal 義務(wù)階段1500 全國卷頻次：8 /k??l/ n. coals 0 煤；煤塊 高考真題原句提選：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，如石油或煤炭那樣產(chǎn)生污染。People also realized that the supply of coal and gas would not last forever.人們也意識到，煤炭和天然氣的供應(yīng)不會永遠持續(xù)下去。 |