英语词汇SDH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	SDH
释义	SDH abbr. synchronous digital hierarchy 【电信】同步数字系列
随便看	playback head playback heads playbacks playback singer play ball play ball play-ball playbill playbills playbook playbooks play booty play booty play bopeep play both ends against the middle play both ends against the middle play-both-ends-against-the-middle play both sides of the street playbox playboy playboyish playboys playbroker playbrokers playbus

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。