certificate of preference

例句：

1. 1.The company issued a certificate of preference toits employees for the new project.
   公司为新项目向员工颁发了优先权证明。
2. 2.The government has granted the company a certificateof preference for its innovative technology.
   政府已授予该公司优先权，以表彰其创新技术。
3. 3. The student applied for a certificate ofpreference to study abroad, hoping to gainmore opportunities in the future.
   学生申请了优先权证书，以便将来有更多的出国机会。