名词
中文翻译：教练公里
同义词：
['train mile', 'distance traveled by a coach']
例句：
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1.The marathon is a great way to challenge yourself and improve your endurance.
马拉松是一项很好的挑战自己和提高耐力的方式。
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2.She decided to take a break from her busy schedule and go for a bike ride.
她决定从繁忙的日程中抽时间去骑自行车。
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3. The coach kilometer is a measure of the distance covered by a coach during a race.
教练公里是衡量一辆教练车在比赛中行驶的距离。