英语词汇unprecedented challenges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 challenges
释义	unprecedented — 未有 • 前所未有 • 空前 • 前所未有的 • 破天荒 • 旷古未闻 • 前所未闻 • 亘古未有 • 旷古未有 challenges pl — 挑战 n unprecedented [idiom.]— 前不见古人，后不见来者 unprecedented adj — 未见 adj challenge n — 挑战 n • 难题 n • 质疑 n challenge v — 挑战 v • 质疑 v • 怀疑 v challenge — 将军
随便看	privacy restrictions privacy-revealing privacy risk privacy screen privacy seal privacy security privacy & security controls privacy & security controls privacy & security needs privacy & security needs privacy & security needs privacy sensitive privacy sensitive information privacy service privacy settings privacy shield privacy standards Privacy Statement privacy statement applies privacy Statement consent privacy statement covers privacy statement does not apply Privacy statement explains Privacy Statement terms privacy statutes

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 —