ammonia

• 由氮和氢组成的刺激性气体（NH3），也指这种气体的水溶液。

A noun referring to a pungent gas composed of nitrogen and hydrogen (NH3), or a water solution of this gas.

不可数

1. B2formalscientific

   A colorless, pungent gas composed of nitrogen and hydrogen (NH3), used in cleaning products and fertilizers.

   刺激性气体

   • Ammonia is commonly used in household cleaning solutions.
   • The strong smell of ammonia filled the laboratory.
   • Farmers use ammonia-based fertilizers to enrich the soil.

2. Aqueous solutionB2formalscientific

   A water solution of ammonia, often used as a cleaning agent.

   氨水

   • She diluted the ammonia with water before cleaning the windows.
   • The bottle of household ammonia was stored under the sink.
   • A solution of ammonia is effective for removing grease stains.

   同义词ammonia waterammonium hydroxide