411 REFERENCE · Wikibooks
English-Hanzi/Gas
Reference material by Wikibooks contributors. This retains its source identity and is not 411 news reporting.
Gas is a substance such as air, hydrogen, and oxygen. It is not a liquid and not a solid.
气体 是 一种 物质，如 空气，氢气，和 氧气。它 不是 液体，也 不是 固体。