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

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。
A cloud is a mass of vapour in the sky.
云是天空中的水汽团块。
Condenser: Device for reducing a gas or vapour to a liquid.
冷凝器：把气体或蒸气转变成液体的装置。
Vapour pressure is an important product specification.
蒸气压是一个重要的产品规格。
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。
Water, vapour, cloud and snow.
水，水汽，云彩和雪。
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。
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。
Vapour lamps can be used since they produce light of different characteristic wavelengths.
可以采用汽灯，因为此种灯能产生具有不同特征波长的光。
Water is turned into vapour.
水被加热以后，就变成了水蒸汽。