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单词
harmonic progression
释义
Word Frequency
harmonic progression
noun
a sequence of numbers whose reciprocals form an arithmetic progression, as 1,
1
⁄
2
,
1
⁄
3
, …
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Papen
paper
paper advance
paperback
paperback book
paperbacker
paper bag
paperbark
paperboard
paperbound
paperboy
paper chain
paper chase
paperclip
paper cup
paper currency
paper-cutter
paper dart
paperer
paper fastener
paper filigree
papergirl
paper handkerchief
paperhanger
paperhanging
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更新时间:2026/9/12 17:40:14