noun🔗Share路基，路床 The prepared location for a road, including its foundation."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。architecturegeologymaterialstructurebuildingtechnicalChat with AIVocabulary GamePractice Reading
noun🔗Share路基，道床。 Another term for 'trackbed."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。vehiclestructureChat with AIVocabulary GamePractice Reading
