Word · Frequency #27314
ammoniums
铵
ammoniums is the plural of ammonium.
核心释义
The ion NH4+, derived from ammonia, which behaves in many respects like an alkali metal ion.
- 1.
一价阳离子NH4+,由氨质子化衍生而来
The univalent NH4+ cation, derived by the protonation of ammonia
- 2.
由氨衍生的NH4离子;在许多方面表现得像碱金属离子
the ion NH4 derived from ammonia; behaves in many respects like an alkali metal ion
一价阳离子NH4+,由氨质子化衍生而来;由氨衍生的NH4离子;在许多方面表现得像碱金属离子;铵;[化] 铵
用法In use
The label says this cleaner contains ammonium, so wear gloves when using it.
用法提示:此处 ammonium 是名词,作 contains 的宾语,表示铵离子。
Ammonium is often added to soil to help plants get enough nitrogen.
用法提示:此处 ammonium 是名词,作主语,指铵离子。
Workers test the water for ammonium before releasing it into the river.
用法提示:此处 ammonium 是名词,作介词 for 的宾语,指被检测的铵离子。
ammonium [noun]
ammonium 通常作不可数名词;作定语修饰化合物名称时,中文常译为“铵”或使用化合物惯用名。
Ammonium nitrate is a common fertilizer.
硝酸铵是一种常用肥料。
the ammonium ion
指特定离子时常用定冠词 the。
相关词与表达Connections
搭配Collocations
- ammonium nitrate
- 硝酸铵
- Ammonium nitrate is widely used as a fertilizer.硝酸铵广泛用作肥料。
- ammonium sulfate
- 硫酸铵
- Farmers applied ammonium sulfate to improve the soil.农民施用硫酸铵改良土壤。
- ammonium chloride
- 氯化铵
- Ammonium chloride is used in some cough medicines.氯化铵用于某些止咳药中。
- quaternary ammonium
- 季铵
- Quaternary ammonium compounds are common disinfectants.季铵化合物是常见的消毒剂。
- ammonium hydroxide
学习提示Learner notes
记忆技巧Memory Tip
谐音联想『阿摩尼厄姆』:氨(ammonia)带上正电变成铵离子 NH4+,就像金属离子一样。
语境与语域Context & Register
语域:formal 常见场景:化学教材、实验报告、科学文献 铵通常用于化学和科学语境,比较正式;日常口语中较少单独使用,多出现在教材、实验报告或专业文献中。
语法说明Grammar Note
复数形式为 ammoniums。
发音与拼写Pronunciation & Spelling
真正与 ammonium 押韵(/oʊniəm/)的有 euphonium、harmonium、pandemonium。ammonia 拼写相近但结尾是 /ə/,不押韵;sodium、calcium 虽有 -ium 拼写,但音为 /iəm/,也不押韵。
一起学习词形Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.