英语词汇“roadbed”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	roadbed
释义	Word Frequency roadbed (ˈrəʊdˌbɛd) noun 1. the material used to make a road 2. a layer of ballast that supports the sleepers of a railway track
随便看	night nurse night out night owl nightpiece night porter night raven nightrider nightriding night robe nights night safe night-scented stock night school nightscope nightshade night shelter night shift nightshirt nightside night sights night sky night soil nightspot night stand nightstand

英语词典包含233703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。