noun🔗Share路基，轨道基础。 The foundation of a railway track."The train derailed because heavy rain had weakened the trackbed. "由于暴雨侵蚀，路基变得脆弱，导致火车脱轨了。technicalstructurebuildingvehicleindustryChat with AIVocabulary GamePractice Reading
noun🔗Share路基，铁路路基。 The land on which a railway was built (especially one that has been closed or dismantled)."The wildflowers now grow where the old railway trackbed used to be. "野花现在生长在旧铁路路基的所在之处。areageologyarchitectureenvironmenthistoryvehicleindustryChat with AIVocabulary GamePractice Reading
