noun 下载 🔗分享 路基，轨道基础。 The foundation of a railway track. Examples : "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。 technical structure building vehicle industry 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 路基，铁路路基。 The land on which a railway was built (especially one that has been closed or dismantled). Examples : "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。 area geology architecture environment history vehicle industry 与AI对话词汇游戏阅读练习
