unfounded crime

• 未发现犯罪

unfounded crime的用法和样例：

例句

1. But today, he awakens to find that word of the crime is all over town, and everyone is eager to point fingers.
   然而今天他一醒来，发现犯罪的消息传遍全城，并且每个人迫切地想指认罪犯。