stopwatch
US /ˈstɑːp.wɑːtʃ/
UK /ˈstɑːp.wɑːtʃ/
1.
秒表
a watch with a button that starts or stops the movement of the hands, used for measuring the time taken by an event
:
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The coach used a stopwatch to time the runners.
教练用秒表给跑步者计时。
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He clicked the stopwatch to begin the experiment.
他按下秒表开始实验。