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单词 femto-
释义

Definition of femto- in English:

femto-

combining formˈfɛmtəʊ
  • (used in units of measurement) denoting a factor of 10⁻¹⁵

    femtosecond

Origin

From Danish or Norwegian femten 'fifteen'.

 
 

Definition of femto- in US English:

femto-

combining formˈfɛmtoʊ
  • (used in units of measurement) denoting a factor of 10⁻¹⁵

    femtosecond

Origin

From Danish or Norwegian femten ‘fifteen’.

 
 
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更新时间:2025/2/26 2:37:28