单词	unprecedented
释义	un·prec·e·dent·ed (ŭn-prĕsĭ-dĕn′tĭd) adj. Having no previous example: unprecedented economic growth. un·prece·dent′ed·ly adv.
随便看	RES res. Res. resalable resale reschedule rescind rescindable rescinder rescindment rescission rescissory rescript rescuable rescue rescue breath rescue breathing rescuegrass rescue grass rescuer research researchable researcher researchist reseat

英语词典包含135693条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。