n.秒表，(赛跑等计时用的)跑表， 码表

原形：stopwatch复数：stopwatches

He started the stopwatch as soon as he heard the starting signal.
他一听到起跑信号就启动了秒表。
She finished the marathon in under three hours, and the stopwatch confirmed it.
她在三小时内完成了马拉松，秒表记录了这一点。
The coach used the stopwatch to time his sprinters' reaction times.
教练用秒表测量他的短跑运动员的反应时间。
I need you to press the stopwatch button when the timer reaches zero.
你需要在计时器归零时按下秒表的按钮。
We'll take a 10-minute break, and then we'll restart the stopwatch.
我们休息10分钟，然后重新开始计时。
She reset the stopwatch after completing each lap around the track.
她在绕跑道一圈后重置秒表。
The stopwatch was essential for keeping track of our team's progress during the relay race.
在接力赛中，秒表对追踪我们团队的进度至关重要。
He set a new personal record with a stopwatch reading of 5.9 seconds.
他在5.9秒的秒表读数下创造了新的个人纪录。
The stopwatch app on my phone helped me monitor how long I spent on each task.
手机上的秒表应用帮助我跟踪完成每个任务所需的时间。
After the race, the official announced the winner based on the stopwatch's accurate timing.
比赛结束后，裁判根据秒表精确的计时宣布了获胜者。