The 19th century was the heyday of steam railways.

19世纪是蒸汽机车鼎盛的时代。

《新英汉大辞典》

Steam railways had their heyday in the 19th century.

19世纪是蒸汽机车的全盛时期。

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Steam engines were originally designed to pump water out of the pits and railways to move coal around them.

蒸汽机早期用于矿井和铁路抽水来转移其周围的煤矿。

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Steam and electric railways will again be used during Thursday's bus strike, the Department of Community, Culture and Leisure (DCCL) has confirmed.

BBC: Steam and electric railways to be used during bus strike

For example, railways came into existence because of the invention of the steam engine and automobiles were created because of technology breakthroughs in automobile engines.

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