vapour

英 [ˈveɪpə(r)]

美 [ˈveɪpər]

n. 蒸气; 潮气; 雾气

复数：vapours　现在分词：vapouring　

Collins.1 / BNC.7949

牛津词典

noun

蒸气；潮气；雾气
a mass of very small drops of liquid in the air, for example steam
1. water vapour
  水蒸气

in AM, use 美国英语用 vapor

N-VAR 水汽;蒸汽;潮气
Vapourconsists of tiny drops of water or other liquids in the air, which appear as mist.
1. ...water vapour.
  水蒸气

noun

the process of becoming a vapor
Synonym:vaporizationvaporisationvaporevaporation
a visible suspension in the air of particles of some substance
Synonym:vapor

This intense radiation would unavoidably have freed oxygen by decomposing the water vapour and carbon dioxide in the atmosphere.
这种强烈的紫外线辐射，将不可避免地通过分解大气中的水蒸汽和二氧化碳来释放出氧气。
Water vapour condenses to form clouds
水蒸气凝结形成云。
Boiling water and water vapour etching test
沸水和水蒸汽侵蚀试验
A cloud is a condensation of water vapour in the atmosphere.
云是由大气中的水蒸气凝结成的。
The mechanism of vapour dewatering is described and its research state is presented in details.
文中介绍了蒸汽脱水的机理，并较详细介绍了蒸汽脱水的研究状况。
When nitric acid is poured on copper, a Brown vapour gives off.
将硝酸倒在铜上，会散发出一种棕色的蒸气。
The glass tank contains hot mercury vapour.
那个玻璃容器里盛放的是热的水银蒸汽。
Vapour can be changed into liquid by cooling.
蒸气可以通过冷却变成液体。
Therefore, when this vapour is cooled and condensed, the condensate will contain more volatile components.
因此，当该蒸汽被冷凝时，冷凝液中含有较多易挥发组分。
They were in time to produce carbon, nitrogen, water vapour and other gases, which were to make the earth's atmosphere.
它们最终产生了碳，氮气，水汽和其它气体，从而形成了地球上的大气层。