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单词 na
释义

na1

adverb
  • we couldna speak to them
    Scottish form of not, used after an auxiliary verb

Na2

  • The chemical element sodium.

Origin

From modern Latin natrium.

 
 

na1

adverb
  • I couldna sleep nights
    Scottish form of not, used after an auxiliary verb

Na2

  • The chemical element sodium.

Origin

From modern Latin natrium.

NA3

abbreviation
  • 1National Army.

  • 2North America.

  • 3Not applicable.

  • 4Numerical aperture.

 
 
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更新时间:2025/1/1 7:32:52