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。
Water is turned into vapour.
水被加热以后，就变成了水蒸汽。
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。
They were in time to produce carbon, nitrogen, water vapour and other gases, which were to make the earth's atmosphere.
它们最终产生了碳，氮气，水汽和其它气体，从而形成了地球上的大气层。
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。
Boiling water and water vapour etching test
沸水和水蒸汽侵蚀试验
The vapour of the chlorine and iodo compounds in particular, can be toxic.
氯和碘的化合物的蒸气是有毒的。
A cloud is a mass of vapour in the sky.
云是天空中的水汽团块。
Water, vapour, cloud and snow.
水，水汽，云彩和雪。
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。