indicter

例句：

1. 1. The indicter was found guilty of the crime.
   告密者被判有罪。
2. 2.The indicter provided crucial information that led to the arrest of the suspect.
   告密者提供了关键信息，导致嫌疑人被捕。
3. 3. The indicter's testimony helped to convict the defendant.
   告密者的证词帮助定罪被告。