公共事务service

• 村里的青壮年都担任了建水库的勤务。

  All the young adults in the village have taken on the duty of constructing the reservoir.

军队中的勤杂工作non-combatant service

• 执行勤务

  carry out one's duties

• 勤务值班

  be on duty

• 后方勤务

  rear service

指人orderly