Sporadic

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GRE 蓝宝 Barron

目录

[编辑] 解释

[编辑] GRE 红宝书

  • adj.不定时发生的
  • [英] adj.不定时发生的 ( occurring occasionally)
  • [类] 反义词: chronic ( 长期的)
  • [例] sound of sporadic gunfire

[编辑] Webster Collegiate

adjective

  • Etymology: Medieval Latin sporadicus, from Greek sporadikos, from sporadēn here and there, from sporad-, sporas scattered; akin to Greek speirein to sow — more at sperm
  • Date: circa 1689
  • occurring occasionally, singly, or in irregular or random instances <sporadic protests><a sporadic disease>
  • Synonyms: see infrequent
  • ? sporadically adverb


[编辑] 记忆

[编辑] 出现过的地方

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