教练正在记录选手100米跑的用时。

The coach is ___clocking the runner's time for the 100-meter dash.

他在训练中跑出了9.8秒的成绩，这是他迄今为止最快的一次。

He was ___clocking 9.8 seconds in the training, his fastest time so far.

办公室的打卡系统会在你刷员工卡时自动记录你的到达时间。

The office system automatically starts ___clocking your arrival time when you swipe your employee card.