气体

1. 空气是气体的混合物，不是化合物。
   Air is a mixture, not a compound of gases.
2. 该气体在压缩状态下贮存於罐中。
   The gas is stored under pressure in the tank.
3. 火山气体的温度很高。
   The temperature of volcanic gases is very high.
4. 氢和氧是气体。
   Hydrogen and oxygen are gases.
5. 空气是气体的混合物。
   Air is a mixture of gases.
6. 氨是无色并有强烈气味的气体。
   Ammonia is a colorless gas with strong smell.
7. 一公升气体的质量少于一公升水的质量。
   A liter of gas has less mass than a liter of water.
8. 气体变成气泡升上水面。
   The gas bubbled to the surface of the water.

体的英语翻译：