clock on

英 [klɒk ɒn]

美 [klɑːk ɑːn]

（用考勤卡）记录上班的时间; 打卡上班

柯林斯词典

PHRASAL VERB (用考勤卡)记录上班的时间;打卡上班
When workersclock onat a factory or office, they put a special card into a device to show what time they arrived.
1. They arrived to clock on and found the factory gates locked.
  他们到了工厂准备打卡上班，却发现大门没开。

verb

Asking China to turn back the clock on its growing role in the global economy is not the answer.
要求中国放弃在全球经济中越来越重要的作用是不能解决问题的。
Answer: Check the system clock on the user's computer.
答：检查用户电脑上的系统时钟。
She was tired and her mind ticked away dully, mechanically, as the clock on the mantel.
她疲倦，她的心在迟钝地机械的跳动，就像壁炉架上那座时钟似的。
The clock on the wall is old, but I forgot the time.
墙上有古老的时钟，但是我却忘记了时间。
The clock on my computer gains a minute every day.
我电脑上的表每天快1分钟。
Our factory operates round the clock on three shifts.
我们厂日夜三班倒。
There is a clock on the wall between the two windows.
两扇窗之间的墙上有一个钟。
He noticed that the clock on the mantelpiece said nine, meaning twenty-one.
他注意到壁炉架上的座钟已是九点了，那就是说二十一点。
There will not be a ticking clock on a nuclear device.
不再会有核弹引爆计时器了。
They arrived to clock on and found the factory gates locked.
他们到了工厂准备打卡上班，却发现大门没开。