名词中文翻译
中文翻译：路线长度
同义词：
['travel distance', 'route distance例句：1. The train travels at a speed of 60 miles per hour.（火车以每小时60英里的速度行驶。）']
例句：
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1. The train travels at a speed of 60 miles per hour.
火车以每小时60英里的速度行驶。
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2.The hiker followed the path for about two hours to reach the summit.
徒步旅行者花了大约两个小时到达山顶。
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3.The company plans to expand its operations by adding more routes to its network.
该公司计划通过增加更多线路来扩展其网络。