英语词汇block 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	block system
释义	block systemn. a system by which no railway train may enter a section that is not clear 闭塞系统
随便看	NT n't Nth. nth NTP nu nuance nub nubble nubbly nubby nubile nubility nuchal nuci- nuciferous nuclear nuclear bomb nuclear disarmament nuclear energy nuclear family nuclear fission nuclear force nuclear-free nuclear fuel

英汉双解词典包含94788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。