/ˈspɛʃəl ˈsɛʃən/ – Phrase
Definition: kỳ họp đặc biệt, phiên họp đặc biệt.
A more thorough explanation: A special session refers to a period when a legislative body convenes outside of its regular schedule to address specific issues or matters that require immediate attention or action.
Example: The governor called for a special session of the state legislature to address the budget crisis.