clock in

US /klɑːk ɪn/
UK /klɑːk ɪn/
"clock in" picture
1.

打卡上班, 簽到

to record one's arrival at work, especially by punching a time clock

:
I need to clock in before 9 AM.
我需要在早上9點前打卡上班
Don't forget to clock in when you arrive.
你到達時別忘了打卡