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

Water vapour condenses to form clouds
水蒸气凝结形成云。
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。
And water vapour is green house gas.
水蒸气就相当于温室气体。
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。
Boiling water and water vapour etching test
沸水和水蒸汽侵蚀试验
Water is turned into vapour.
水被加热以后，就变成了水蒸汽。
Vapour pressure is an important product specification.
蒸气压是一个重要的产品规格。
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。
Water can change from liquid state into ice or vapour.
水能从液态变成冰或水蒸汽。
How much water vapour is absorbed into the film depends on the ambient relative humidity.
多少水蒸汽被薄膜吸收取决于周围环境的相对湿度。