黑信 [
hēi xìn]
anonymous letter from a hostile pen
poison-pen letter
- 通知上没有提到横幅上写的黑信,警方也未加以指控。
The notice did not mention blackmail, as the banner had, and the police never pressed charges. - 上面写着:“热烈欢迎警察逮捕以环保名义写黑信的吴立宏。”
It read: "Warmly welcome the police to arrest Wu Lihong for committing blackmail in the name of environmentalism."