气体

qì tǐ

HSK 6

Meaning

物质的一种状态，没有固定的形状和体积，可以自由流动。

A state of matter without fixed shape or volume, capable of free flow.

用于描述气态物质，也可比喻空洞、不实在的事物。

Used to describe gaseous substances, also metaphorically for empty or insubstantial things.

1 空气是一种混合气体。 (Air is a mixture of gases.)
2 这种气体有毒，必须小心处理。 (This gas is toxic and must be handled carefully.)
3 他的讲话全是气体，没有实质内容。 (His speech was all hot air, without substance.)
4 气球里充满了氦气。 (The balloon is filled with helium gas.)
5 工厂排放的有害气体污染了环境。 (Harmful gases emitted by the factory polluted the environment.)
6 在化学实验中，我们收集了氧气。 (In the chemistry experiment, we collected oxygen gas.)

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