/dɪˈtɛktɪv/ – noun
Definition: thám tử, mật thám, điều tra viên, cảnh sát điều tra, thuộc trinh thám, thuộc hình sự.
A more thorough explanation: A detective is a law enforcement officer who is tasked with investigating and solving crimes. Detectives typically work to gather evidence, interview witnesses, and analyze information in order to uncover the truth behind criminal activities.
Example: The detective conducted a thorough investigation to gather evidence for the case.