timekeeping
柯林斯词典
1. N-UNCOUNT Timekeeping is the process or activity of timing an event or series of events. 計時工作
Who did the timekeeping?
誰做了計時工作？
返回 timekeeping
1. N-UNCOUNT Timekeeping is the process or activity of timing an event or series of events. 計時工作
Who did the timekeeping?
誰做了計時工作？