When leaked into the air, liquid nitrogen vaporizes into an odorless gas that is capable of displacing oxygen.

当液氮泄漏到空气中时，它会蒸发成一种无味的气体，能够驱逐氧气。

In hotter, drier air, liquid water is more willing to become a gas.

在更热、更干燥的空气中， 液态水更愿意变成气体。

The source of a sound creates vibrations that travel as waves of pressure through particles in air, liquids, or solids.

声源产生振动，振动以压力波的形式穿过空气、液体或固体中的粒子。