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单词 quadrillion
释义

quad·ril·lion

number
/kwɒˈdrɪljən/
/kwɑːˈdrɪljən/
  1. the number 1015, or 1 followed by 15 zeros千的五次幂
    Word Originlate 17th cent.: from French, from million, by substitution of the prefix quadri- ‘four’ for the initial letters.
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更新时间:2026/2/9 6:30:07