英语词汇grade crossing signal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	grade crossing signal
释义	grade crossing signal 简明释义道口信号；道口信号机网络释义 1 ?道口信号机 ... 道口区间 mid-block; 道口信号机 grade crossing signal; 道口信号预报器 grade crossing predictor ...
随便看	push button panel push button panel push button(PB) push-button radio push-button range changing push button receiver push button receiver push-button reset push-button rotary switch push button route control machine push button routing push ... buttons pushbutton push buttons push-buttons push button safety push button selection push button select matrix push button selector push-button selector push-button semiautomatic system push button signal box push button socket push button socket pushbutton start

英汉双解词典包含3185865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。