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

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。
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。
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。
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。
A cloud is a mass of vapour in the sky.
云是天空中的水汽团块。
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。
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。
Vapour pressure is an important product specification.
蒸气压是一个重要的产品规格。