Time clock

（重定向自Clock card）

Early time clock, made by National Time Recorder Co. Ltd. of Blackfriars, London at Wookey Hole Caves museum.

A time clock, sometimes known as a clock card machine or punch clock or time recorder, is a mechanical (or electronic) timepiece used to assist in tracking the hours worked by an employee of a company.

In regard to mechanical time clocks this was accomplished by inserting a heavy paper card, called a time card, into a slot on the time clock. When the time card hit a contact at the rear of the slot, the machine would print day and time information (a timestamp) on the card.

单词	Clock card
释义	Clock card 原声例句美国小学英语6 The floor man came running back. His clock card is there, he shouted, but he didn't punch out last night. 场地工人开始向后跑，他叫嚷到，他的计时卡在这里，但他昨晚没有打卡。苹果2021年秋季发布会 So you clock his cards and then you jump up. 因此，您为他的牌计时，然后跳起来。英语百科 Time clock （重定向自Clock card） A time clock, sometimes known as a clock card machine or punch clock or time recorder, is a mechanical (or electronic) timepiece used to assist in tracking the hours worked by an employee of a company. In regard to mechanical time clocks this was accomplished by inserting a heavy paper card, called a time card, into a slot on the time clock. When the time card hit a contact at the rear of the slot, the machine would print day and time information (a timestamp) on the card.
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