/ˈpriːviəs ˈwɪtnəs/ – Phrase
Definition: nhân chứng trước.
A more thorough explanation: A “previous witness” refers to an individual who has already provided testimony or evidence in a legal proceeding, such as a trial or deposition, prior to the current point in the proceedings.
Example: The previous witness testified that they saw the defendant at the scene of the crime.