clocking

adj.孵蛋的

用钟表计时；以某种速度走，尤指跑步；为（某一速度）计秒表；想方设法取得（好成绩）；（电子）时钟频率

动词

1. He was clocking his running speed with a stopwatch.
他正在用秒表计算他的跑步速度。

2. She managed to clock an impressive time in the race.
她成功地取得了赛跑中令人印象深刻的成绩。