/ɪnˈvɛstɪˌɡeɪtɪv dɪˈtɛnʃən/ – Phrase
Definition: Sự giữ lại để điều tra
A more thorough explanation: the act or instance of holding a person suspected of a crime during the period of examining whether the person has actually committed a crime
Example: Police said he was placed in investigative detention after surrendering himself to responding officers.