It is commonly used with clock times, holidays, and events.

它通常用于时钟时间、假日和事件。

By using heart rate monitors, he was able to tell that students who clocked 10 minute mile times were still working just as hard as those who could finish in 8.

通过使用心率监测器，他能够发现那些一英里跑10分钟的学生和那些一英里跑8分钟的学生一样努力。

I didn't really notice any changes in flight time, but if I were to pay attention to it hard enough and actually clock times, it would probably be a slight flight reduction due to the 21 grams.

我并没有真正注意到飞行时间有任何变化，但如果我足够努力地注意它并且实际上是时钟时间，它可能会因为 21 克的重量而略微减少飞行时间。