water vapor meaning in English
水蒸气，水汽。
Examples
- Polyethylene is an excellent barrier to water vapor .
聚乙烯保水蒸汽的性能良好。 - Water vapor is a normal constituent of the atmosphere .
水蒸气是大气的正常组成部分。 - Warm air can contain more water vapor than cold air .
热空气要较冷空气容纳更多的水蒸汽。 - In the infrared, the absorption is due mainly to water vapor .
在红外线区，吸收主要是因为水气的缘故。 - Most of atmosphere's water vapor comes from evaporation of sea water .
大气中的水汽大部分来自海水蒸发。