vapour

水蒸气

The gaseous state of water, especially when diffused in the atmosphere.

水的 gaseous 状态，尤指扩散在大气中的水汽。

一团蒸汽

A visible mass of vapour suspended in the air.

悬浮在空气中的可见蒸汽团。

形成蒸汽

To come into existence as vapour.

以蒸汽的形式出现。

To produce and send out vapour as a natural process.

变成蒸汽

To change state from solid or liquid to vapour.

从固态或液态转变为蒸汽。

To release or discharge vapour, often in a technical or formal context.

When vapour turns back into a liquid.