| 单词 | philosophical pitch |
| 释义 | philosophical pitchnoun : a theoretical tuning standard of 427 vibrations per second for A above middle C used for convenience in scientific calculations |
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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。