duty paid certificate

例句：

1. 1. The company issued a duty paidcertificate to the employee for his outstanding payment.
   公司为该员工的未付款项颁发了义务支付证明。
2. 2. The government requires allemployees to have a duty paid certificate beforethey can work in public sectors.
   政府要求所有员工在进入公共部门工作前必须持有义务支付证明。
3. 3. The employeewas required to provide a duty paid certificateas proof of their employment.
   该员工被要求提供义务支付证明作为其就业的证明。