英语词汇ab 40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

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。

单词	ab 40
释义	Examples: ab initio — 自始
随便看	Director of public relations Director of public relations director of purchasing Director of quality Director of quality director of quality assurance Director of radiology Director of radiology director of real estate Director of recreation Director of regulatory Director of regulatory Affairs director of research Director of research & development Director of Research & Development Director of Research & development Director of Resources Director of respiratory Director of retail Director of retail Director of risk director of rooms Director of safety Director of Sales & Marketing Director of sales & marketing

ab initio —