| 单词 | Proto-Indo-European |
| 释义 | Proto-Indo-European1 of 2noun Pro·to-Indo-European "+ : the assumed ancestral language of the Indo-European languages Proto-Indo-European 2 of 2adjective" : of or relating to Proto-Indo-European |
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英语词典包含469781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。