单词
vapor
英 [veip?]
美[veip?]
基本信息
- n. 蒸汽；烟雾
- vt. 使……蒸发；使……汽化
- vi. 蒸发；吹牛；沮丧
畅通词汇CET4TEM4IELTSTOEFL
词态变化
复数:?vapors;第三人称单数:?vapors;过去式:?vapored;过去分词:?vapored;现在分词:?vaporing;
中文词源
vapor 蒸气
词源不详。
英文词源
- vapor (n.)
- late 14c., from Anglo-French vapour, Old French vapor "moisture, vapor" (13c., Modern French vapeur) and directly from Latin vaporem (nominative vapor) "a warm exhalation, steam, heat," of unknown origin. Vapors "fit of fainting, hysteria, etc." is 1660s, from medieval notion of "exhalations" from the stomach or other organs affecting the brain.
双语例句
- 1. The two principal combustion products are water vapor and carbon dioxide.
- 两种主要的燃烧产物是水蒸气和二氧化碳。
来自柯林斯例句
- 2. The car windows were fogged with vapor.
- 车窗上满是雾气。
来自柯林斯例句
- 3. When nitric acid is poured on copper, a brown vapor gives off.
- 将硝酸倒在铜上, 会散发出一种棕色的蒸气.
来自《简明英汉词典》
- 4. Water vapor is water in the form of a gas.
- 水蒸气是气态的水.
来自《简明英汉词典》
- 5. The cold wind condenses vapor into rain.
- 冷风使水蒸气凝结成雨.
来自《简明英汉词典》