the 20th letter of the Greek alphabet (ϒ, υ), equivalent to and transliterated as roman u
[Middle Greek y psilon, literally ‘simple y’ from the desire to distinguish it from the diphthong oi, which was pronounced the same in later Greek]
| 单词 | upsilon |
| 释义 | upsilon |
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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。