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monorail
Noun
đường một ray, hệ thống đường sắt một ray
a railway system that has only one rail instead of two, usually in an elevated position
"Engineers praised the monorail for its minimal footprint and environmentally friendly design compared to traditional rail systems ."
monorail
Noun
đường một ray, hệ thống đường sắt một ray
a railway system that has only one rail instead of two, usually in an elevated position
"Engineers praised the monorail for its minimal footprint and environmentally friendly design compared to traditional rail systems ."