Tā měitiān zǎoshang qù bàngōngshì diǎn ge mǎo jiù zǒu le.
Every morning he just shows his face at the office and then leaves.
Tips
history
卯 is the 5-7am slot in the twelve earthly branches, the hour when imperial yamens held morning attendance. 点卯 literally means 'to mark the mǎo hour'; an absent official got a missing dot beside their name.
register
Modern usage is colloquial and slightly cynical: showing up only to be recorded as present, with no real engagement. Often in 点个卯 with the verb-measure 'do a quick roll-call appearance'.