clock in 

/kl?k/

informal (UK also clock on)

to record the time you arrive at work on a special machine

(在專門的機器上)記錄上班時間，打上班卡

What time did you clock in this morning?

今天早上你幾點打的卡?

Clocking-in time is 9.00 a.m.

打卡時間是上午9點。

clock out

 (UK also clock off)

to leave work, especially by recording the time you leave on a special machine

(尤指在專門的機器上)記錄下班時間，打卡下班

（素材來自網(wǎng)絡(luò)，如有侵權(quán)請聯(lián)系刪除）