confidential clerk

例句：

1. 1.The confidential clerk was instructed to keep the information confidential.
   机密秘书被指示保守秘密。
2. 2. The confidential clerk was responsible for handling sensitive documents.
   机密秘书负责处理敏感文件。
3. 3. The confidential clerk was required to wear a security badge at all times.
   机密秘书被要求任何时候都佩戴安全徽章。