英语词汇unprecedented acceleration怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	unprecedented acceleration
释义	unprecedented — 未有 • 前所未有 • 空前 • 前所未有的 • 破天荒 • 旷古未有 • 亘古未有 • 前所未闻 • 旷古未闻 acceleration n — 加速 n • 速度 n acceleration — 加速度 unprecedented [idiom.]— 前不见古人，后不见来者 unprecedented adj — 未见 adj
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英汉双解词典包含2273206条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。

unprecedented —