名词
中文翻译：路标
同义词：
['track marker', 'track sign例句：1. The police found the lost dog by following the track sign.（警方通过跟随路标找到了丢失的狗。）']
例句：
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1. The police found the lost dog by following the track sign.
警方通过跟随路标找到了丢失的狗。
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2.The train tracks are visible from the platform.
火车轨道从站台上可见。
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3.The driver followed the track sign to avoid getting lost.
司机按照路标行驶以避免迷路。