单词	rail bond
释义	rail bond noun : an electric jumper around a joint in the rails of a track to insure continuity of conductivity for signal currents Word History Etymology rail entry 2
随便看	bulb of percussion bulb plate bulb scale bulb-like bulb-tee bulbaceous bulbar bulbarer bulbarest bulbarrer bulbarrest bulbed bulbels bulberry bulbil bulbils bulbing bulbless bulblet bulblet fern bulblets bulblike bulbocavernous gland Bulbochaete bulbocodium

英语词典包含469781条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。