Rn

扩展词汇  
[ˌɑːr'en]     [ˌɑːr'en]    
  • abbr. [化]元素氡的符号(=radon)
  • RN.
  • abbr. 无线电导航(Radio Navigation)
  • abbr. 注册护士(Registered Nurse)
  • abbr. 皇家海军(Royal Navy)
new

Rn的英文翻译是什么意思,词典释义与在线翻译:

英英释义

Noun:
  1. a radioactive gaseous element formed by the disintegration of radium; the heaviest of the inert gasses; occurs naturally (especially in areas over granite) and is considered a hazard to health

  2. a graduate nurse who has passed examinations for registration

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近反义词

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临近单词

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