英语词汇a protracted problem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	a protracted problem
释义	protracted — 持久 protracted [idiom.]— 旷日持久 problem n — 难 n • 课题 n • 难度 n • 疙瘩 n • 难处 n • 烫手山芋 n • 周折 n
随便看	separation of staff separation of tasks separation of the judiciary separation of water separation operation separation papers separation pay separation pay pay separation performance separation period separation plant separation policy separation power separation principle separation procedure separation process separation process takes place separation program separation project separation properties separation property separation requirement separation resolution separation right separation roller

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。

protracted —