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首页英语词典unprecedentedunprecedented英英释意

unprecedented

英 [ʌn'presɪdentɪd] 美[ʌn'prɛsɪdɛntɪd]
  • adj. 空前的;无前例的

英英释意


1. having no precedent; novel;
"an unprecedented expansion in population and industry"