Grammar Note
名词，复数形式为 vapours；本条目未标注可数性。
蒸汽；水汽；雾气
vapours — plural of vapour
先理解核心含义，再看它在真实句子里的用法。
蒸汽；水汽；雾气
a visible suspension in the air of particles of some substance
Water vapour in the air condenses into clouds.
空气中的水蒸气凝结成云。
英式拼写，美式拼写为 vapor
vapor的英式标准拼写。
British standard spelling of vapor.
某种物质颗粒在空气中的可见悬浮体
a visible suspension in the air of particles of some substance
变成蒸汽的过程
the process of becoming a vapor
The kettle gave off a cloud of vapour.
水壶冒出一团蒸汽。
On cold mornings, your breath turns into visible vapour.
在寒冷的早晨，你的呼吸会变成可见的水汽。
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Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
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名词，复数形式为 vapours；本条目未标注可数性。
Collins 词频等级为 1，建议结合例句记忆，而不是只背中文释义。
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.