timekeeping
柯林斯词典
1. N-UNCOUNT Timekeeping is the process or activity of timing an event or series of events. 计时工作
Who did the timekeeping?
谁做了计时工作？
返回 timekeeping
1. N-UNCOUNT Timekeeping is the process or activity of timing an event or series of events. 计时工作
Who did the timekeeping?
谁做了计时工作？