a systematic variation of vowels in the same root, esp in the Indo-European languages, usu accompanied by differences in use or meaning, e.g. in sing, sang, sung, song
[German Ablaut, from ab away from + Laut sound]
| 单词 | ablaut |
| 释义 | ablaut |
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英语词典包含66266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。