stopwatch
🇺🇸
/ˈstɑːpwɑːtʃ/
🇬🇧
/ˈstɒpwɒtʃ/
A device used to measure time accurately, often used to time races or other short events. It can be a small handheld device or a feature on a smartphone.
The coach used a stopwatch to time the athletes' sprints.
教练使用秒表计时运动员的短跑。