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来源:雅诚德英语网
Steam became the motive force of the Industrial Revolution as coal and iron ore were the raw materials.
因为煤和铁矿石是原材料,蒸汽成为了工业革命的动力。
Steam became the motive force of the Industrial Revolution as coal and iron ore were the raw materials.
因为煤和铁矿石是原材料,蒸汽成为了工业革命的动力。