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 noun Physics the speed at which the energy of a wave travels 【物理】群速。
随便看	concession road concessive conch concha conchie conchiglie conchiolin conchoid conchoidal conchological conchologist conchology concierge conciliar conciliate conciliation conciliative conciliator conciliatoriness conciliatory concinnity concise concisely conciseness concision

英汉双解词典包含131075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。