英语词汇double focusing at all masses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	double focusing at all masses
释义	double focusing at all masses
随便看	audible aids to navigation audible aid to navigation audible alarm audible alarm system audible amplification system audible and visible alarm audible and visible signal equipment audible and visual alarm audible and visual indication audible annunciator audible area audible band audible beat audible busy signal audible cab indicator audible call audible cavitation audible code Audible.com Audible crepitus of joint audible device audible discharge audible Doppler output audible feedback audible fire alarm system

英汉双解词典包含3607232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。