Was heißt »Wasserdampf« auf Englisch?

Das Substantiv Wasserdampf lässt sich wie folgt von Deutsch auf Englisch übersetzen:

Deutsch/Englische Beispielübersetzungen

In der Sonne tritt heute Morgen bei dieser Kälte Wasserdampf aus den Holzzäunen.: Steam is rising from the sunlit wooden fences on this cold morning.
Eine Wolke ist eine Ansammlung von Wasserdampf am Himmel.: A cloud is an accumulation of water vapour in the sky.
In der Atmosphäre kondensiert der sich abkühlende Wasserdampf wieder zu kleinen Tröpfchen flüssigen Wassers, wodurch Wolken entstehen.: When the water vapor in the atmosphere cools, it condenses back into little droplets of liquid water, forming clouds.
Wolken sind Ansammlungen von Wassertröpfchen, die aus Wasserdampf kondensiert sind.: Clouds are clusters of water droplets condensed from water vapor.

When converting 1 mole of ice into water, and 1 mole of water into steam, which requires more energy?
Heat turns water into steam.
Recently, there have been signs that the economy is picking up steam.
Water turns into steam when it is boiled.
Water changes into steam.
The steam has fogged my glasses.
I seem to have run out of steam this term.
It's very important to know how to let off steam, living in this world.
The engine is driven by steam.
That will let you blow off steam.
Tom needs to let off some steam.
The result of the invention of the steam engine was that human power was replaced by mechanical power.
I must let off steam.
I was just blowing off steam.
As the iron was heating up, Mary poured distilled water into the reservoir to make steam.
I just need to blow off some steam.
Tom and his children watched in awe as the magnificent old steam train thundered past.
The cold was so great that she could see her own breath come out of her mouth like steam.
Amédée Bollée built one of the first steam-powered automobiles in 1873.
The steam train abruptly stopped.