名词
中文翻译：铁路标准
同义词：
['track gauge', 'rail gauge']
例句：
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1.The railroad was built to connect the two cities.
这条铁路是为了连接这两个城市而建造的。
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2.The train's wheelbase is exactly the same as the standard gauge.
火车的轴距与标准轨距完全相同。
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3.The new bridge will have a higher track gauge than the old one.
这座新桥的轨距将比旧桥更高。