clock on
phrasal verbclock in/on (British English)
(North American English punch in)
- to record the time at which you arrive at work, especially by putting a card into a machine
（尤指用机器）记录上班时间，上班打卡 - Staff should clock in on arrival.
员工到达时须打卡。 - I clock on at 8 a.m.
我早上八点准时上班
- Staff should clock in on arrival.