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

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。
And water vapour is green house gas.
水蒸气就相当于温室气体。
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。
The present situation and prospects of the coldbox processes with gas or vapour as curing agent were introduced.
介绍了各种用气体或气雾体硬化的化学粘结剂冷芯盒工艺的研究现状和发展前景。
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 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。
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。
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。
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。
Water vapour condenses to form clouds
水蒸气凝结形成云。