Clock on (off)是什么意思？

中文含义： “Clock on”指上班打卡，”clock off”指下班打卡。

英语词性： 动词短语（phrasal verb）

美式音标： /klɑk ɑn/ (clock on), /klɑk ɑf/ (clock off)

同义词： check-in/check-out, punch in/punch out

易混淆单词： clock in/clock out 表示上下班打卡的意思和clock on/clock off相同，但在使用上稍有不同。

例句：

  • Don’t forget to clock on when you arrive at work.
  • She clocked off at 5pm and headed home.
  • I always clock in a few minutes early to avoid being late.
  • He forgot to clock out so he had to stay late to fix it.