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 light can be used to illuminate a glass bulb containing sodium vapour.
可以用这种光来照射一个含有钠蒸气的玻璃泡。
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。
Water can change from liquid state into ice or vapour.
水能从液态变成冰或水蒸汽。
Water is turned into vapour.
水被加热以后，就变成了水蒸汽。
And water vapour is green house gas.
水蒸气就相当于温室气体。
A liquid fuel which easily evaporates and turns into vapour is called "volatile".
易于蒸发和变成气体的液体燃料叫作挥发性燃料。
A cloud is a mass of vapour in the sky.
云是天空中的水汽团块。
The warm water vapour in your breath has become water on the cold glass.
你呼吸出来的水蒸气在冷玻璃上变成了水。
Boiling water and water vapour etching test
沸水和水蒸汽侵蚀试验
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。