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

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。
If it were not for the vapour in the air, there would be no dew.
如果空气中没有水气，就没有露水。
They fill the container with pure air made by evaporating liquid nitrogen and liquid oxygen, and add water vapour and some trace gases.
他们往云室里填充了由液态氮和液态氧经气化后制成的纯净空气，并添加了水汽和一些痕量气体。
Water is turned into vapour.
水被加热以后，就变成了水蒸汽。
The glass tank contains hot mercury vapour.
那个玻璃容器里盛放的是热的水银蒸汽。
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。
Water can change from liquid state into ice or vapour.
水能从液态变成冰或水蒸汽。
Vapour pressure is an important product specification.
蒸气压是一个重要的产品规格。
Vapour can be changed into liquid by cooling.
蒸气可以通过冷却变成液体。
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。