/ˈsiːkrɪt ˈtɛstəˌmoʊni/ – Phrase
Definition: chứng cứ mật, lời chứng trong buổi hỏi cung kín.
A more thorough explanation: “Secret testimony” refers to evidence or testimony that is kept confidential or undisclosed from the public or other parties involved in a legal proceeding. This may be done to protect sensitive information, ensure the safety of witnesses, or maintain the integrity of an investigation or trial.
Example: The court ordered that the secret testimony of the witness be sealed to protect their identity.