/ˈkɪŋz (ˈkwiːnz) ˈmɛsɪndʒər/ – Phrase
Definition: giao thông viên ngoại giao.
A more thorough explanation: A King’s (Queen’s) messenger is an official representative of the monarch who is responsible for delivering important and confidential documents or messages on behalf of the sovereign.
Example: The King’s messenger delivered the royal decree to the parliament.