名词
中文翻译：停止计时器
同义词：
['stopwatch', 'stopwatch', 'stopwatch']
例句：
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1.The athletes lined up at the starting line for the race.
运动员们在起跑线上排队准备比赛。
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2. He used his stopwatch to time the jumps.
他使用秒表来计时跳跃。
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3. She set her stopwatch to record the distance she ran.
她设置秒表记录她跑的距离。