英语词汇phase-alternation line system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	phase-alternation line system
释义	phase-alternation line system 【电信学】逐行倒相制[亦作 Pal system]
随便看	Gym. gym gymkana gymkhana gymkhanas gymn- gymnameba Gymnarchidae Gymnarthridae gymnasia gymnasial gymnasiarch gymnasiarchs gymnasiarchy gymnasias gymnasiast gymnasium gymnasiums gymnast Gymnaster gymnastic gymnastical gymnastically gymnastics gymnasticss

英汉双解词典包含483723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。