| 单词 | ammonia |
| 释义 | Word Frequency ammonia(əˈməʊnɪə, -njə) noun 1. a colourless pungent highly soluble gas mainly used in the manufacture of fertilizers, nitric acid, and other nitrogenous compounds, and as a refrigerant and solvent. Formula: NH3 2. a solution of ammonia in water, containing the compound ammonium hydroxide Word origin C18: from New Latin, from Latin (sal) ammōniacus (sal) ammoniac1 |
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