noun 下载 🔗分享 路基，路床 The prepared location for a road, including its foundation. Examples : "The workers carefully compacted the gravel to create a stable roadbed before laying the asphalt. " 工人们在铺设沥青之前，小心地压实碎石，以创建一个稳定的路基。 architecture geology material structure building technical 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 路基，道床。 Another term for 'trackbed. Examples : "After the heavy rain, workers inspected the roadbed to ensure the train tracks were still stable and safe. " 暴雨过后，工人们检查了路基，确保铁轨仍然稳固安全。 vehicle structure 与AI对话词汇游戏阅读练习
