英语词汇group velocity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	group velocity
释义	group velocity 【物】群速
随便看	quarter section quarter sections quarter sessions quarter sessionses quarterstaff quarterstaffs quarterstaves quarter step quarterstretch quarter tone quarter tone,quarter step quarter tones quarter-wind quarter-witted quarter-yearly quartes quartet quartets quartette quartet(te) quartettes quartic quartic equation quartics quartic's

英汉双解词典包含548777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。