narrow-gauge
adjective [ before noun ] uk/ˌnær.əʊˈɡeɪdʒ/ us/ˌner.oʊˈɡeɪdʒ/
（铁道）窄轨的
A narrow-gauge railway has metal tracks that are closer together than the standard British and American distance of 56.5 inches.
江苏热线英汉汉英双解词典包含207361条英汉翻译词条，涵盖了常用英语单词及词组短语的翻译及用法，是英语学习的必备工具。