anonymous

An anonymous donor provided five million dollars to build the new cancer research center.

(Chinese) 一位匿名捐赠者提供了500万美元用于建造新的癌症研究中心。

The police received an anonymous tip leading to the arrest of the suspect.

(Chinese) 警方收到了一条匿名举报，从而逮捕了嫌疑人。