bonus certificate

例句：

1. 1. The company issued a bonus certificate to employees who exceeded their targets last quarter.
   该公司为上一季度超额完成目标的员工颁发了奖金证书。
2. 2. He received an additional certificate for completing the project ahead of schedule.
   他因提前完成项目而获得了额外的证书。
3. 3.The bonus certificate was a great incentive for the employees to work harder and achieve better results.
   奖金证书是激励员工更加努力工作并取得更好成果的有力手段。