英语词汇unprecedented problems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 problems
释义	unprecedented — 未有 • 前所未有 • 空前 • 前所未有的 • 破天荒 • 前所未闻 • 亘古未有 • 旷古未有 • 旷古未闻 problems pl — 问题 n • 困难 pl unprecedented [idiom.]— 前不见古人，后不见来者 unprecedented adj — 未见 adj problem n — 难 n • 课题 n • 难度 n • 疙瘩 n • 难处 n • 周折 n • 烫手山芋 n
随便看	featuring songs featuring specific featuring the ability featuring the following featuring the latest in featuring the music featuring the participation of featuring unique featuring various featuring views featuring visitors featuring with featuring works Fe battery f.e. bearing febrile disease febrile illness febrile respiratory febrile State febrile State februaries February February 10th February 10 th 2013 February 10 th 2013

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 —