英语词汇brain up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	brain up
释义	brain up <非正式> 🄰 vi. 提高智力要求；复杂化 🄱 vt. sep. to brain sth uporto brain up sth使对智力的要求更高；使更复杂
随便看	obverse obversely obverses obversion obversions obvert obverted obverting obverts obviable obviate obviated obviates obviating obviation obviations obviator obvious obviously obviously! obviously not obviousness obviousnesses obvious to sb obvolute

英汉双解词典包含368430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。