The engines were fired with coal and needed water to keep the steam up.

这些发动机烧煤，并且需要加水以不断产生蒸汽。

柯林斯例句

The treaty will steam up trade between the two countries.

条约将促进两国之间的贸易.

辞典例句

My breath had begun to steam up the windscreen.

我的呼吸使挡风玻璃布满水汽.

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The glass windows steam up quickly at night in winter.

玻璃窗在冬天的夜晚很快就结上水汽.

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Today's talk steam up the economic cooperation between our two countries.

今天的会谈必将会促进我们两国间的经济合作.

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The insides of the car windows steam up very quickly in wet weather.

雨天,汽车玻璃内侧很快就会布满水珠.

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When burned, the water escapes as steam up the chimney, carrying valuable heat with it.

当燃烧此类煤炭时, 水汽会沿着蒸汽流出烟囱并带走宝贵的热能.

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