noun, noun which may take the genitive case particle 'no'
narrow gauge
Technical term in railway engineering; refers to a track gauge narrower than the standard 1,435 mm. Often used attributively with の.
この路線は狭軌で建設された。
This line was built with narrow gauge.
狭軌の鉄道は山間部でよく見られる。
Narrow-gauge railways are often seen in mountainous areas.