standard gauge
柯林斯詞典
1. N a railway track with a distance of 4 ft 8 in. (1.435 m) between the lines; used on most railways (鉄路)標(biāo)準(zhǔn)軌距→see also narrow gauge , broad gauge
2. ADJ of, relating to, or denoting a railway with a standard gauge 標(biāo)準(zhǔn)軌距的
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