ammonia

例句：

1. 1.The chemical reaction produces ammonia gas.
   化学反应产生氨气。
2. 2. Ammonia is used as a fertilizer in agriculture.
   氨用作农业肥料。
3. 3. Ammonia is a colorless liquid that can be harmful if inhaled.
   氨是一种无色液体，吸入时可能有害。