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

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。
The multiple-effect evaporator uses the vapour produced in one unit to heat a succeeding unit.
多效蒸发器利用一个单元产生的蒸汽加热后一个单元。
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。
Vapour can be changed into liquid by cooling.
蒸气可以通过冷却变成液体。
Vapour pressure is an important product specification.
蒸气压是一个重要的产品规格。
A cloud is a mass of vapour in the sky.
云是天空中的水汽团块。
Water vapour condenses to form clouds
水蒸气凝结形成云。
Such particles act as nuclei for the condensation of water vapour into the droplets of which clouds are composed.
这些颗粒在水蒸气凝聚成水滴并进一步合成为云层的过程中充当核心成分。
Water vapour and clouds are the primary variables modulating direct solar absorption.
水汽和云是调节直接太阳吸收的主要要素。