名词
中文翻译：计时器
同义词：
['timer', 'stopwatch例句：1. The sports timer on the track clocked the race in under a minute.（赛道上的计时器在一分钟内就记录了比赛时间。）']
例句：
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1. The sports timer on the track clocked the race in under a minute.
赛道上的计时器在一分钟内就记录了比赛时间。
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2. She used her sports timer to keep track of her workouts.
她使用她的运动计时器来记录她的锻炼时间。
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3. The athletes lined up at the starting line, ready to start their 100-meter dash with their sports timers.
运动员们排成一排，准备开始他们的100米短跑，他们带着计时器。