/səˈpiːnə ˌæd ˌtɛstəfɪˈkændəm/ – Phrase
Definition: trát đòi hầu tòa để cung khai lời chứng, trát đòi nhân chứng ra hầu tòa.
A more throughout explanation: A subpoena ad testificandum is a legal document issued by a court that requires a person to appear and testify as a witness at a specified time and place in a legal proceeding.
Example: The court issued a subpoena ad testificandum requiring the witness to appear and testify at the trial.