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precursor怎么翻译及发音

沪江词库精选precursor是什么意思、英语单词推荐、用法及解释、中英文句子翻译、英语短语
英音 ['pri:'kə:sə] ;
美音 ['pri:'kə:sə] ;
名词
先驱者,前导,先兆
英语解释
  • a substance from which another substance is formed (especially by a metabolic reaction)
  • a person who goes before or announces the coming of another
  • an indication of the approach of something or someone
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