# roadbed ##### 词义 - #词性/n 路基；路床；道床 ##### 例句 - The earthquake made the roadbed cave in . - 地震后路基沉陷了。 - Research on Thickness of Particle Improved Roadbed Based on Interval Analysis - 基于区间分析的粒径改良路基厚度研究 - Dynamic Design and the Construction Control Technology for Comprehensive Landslide Treatment on Roadbed - 路基滑坡综合治理与施工控制