Watt's engine also used hot steam , not cold air, to force down the piston.

瓦特的发动机也是利用热空气而不是冷空气带动活塞.

英汉非文学 - 科学史

In the condenser, hot steam condenses into liquid, the trickle - down pipeline.

在冷凝器里, 炽热的蒸汽凝结成液体, 滴入管道.

互联网

Instant generation of hot steam, saving time and power.

可快速出蒸汽, 省时、省电.

互联网

As the hot steam condenses on the edges , it refreezes and forms icicles.

而高温蒸汽亦会在边缘处凝结, 从而形成冰柱.

互联网