/ˈɡʌvərmənt ɪnˈfɔːrmər/ – Phrase
Definition: người chỉ điểm của cảnh sát.
A more thorough explanation: A government informer is an individual who provides information to government authorities about illegal activities or wrongdoing, often in exchange for some form of benefit or protection.
Example: The government informer provided crucial information that led to the arrest of the criminal gang.