vapor ['veɪpə]

以下由轻松背单词网站提供

n.蒸汽，雾气

a visible suspension in the air of particles of some substance

The cold wind condenses vapor into rain. 冷风使水蒸气凝结成雨。
This new machine sometimes transpires a lot of hot vapor. 这部机器有时排出大量的热气。