/dɪˈmɪlɪtəˌraɪzd zoʊn/ – Phrase
Definition: khu vực phi quân sự.
A more thorough explanation: A demilitarized zone (DMZ) is an area in which military forces and activities are prohibited or restricted by agreement between two or more nations, typically established to reduce the risk of conflict or to create a buffer zone between hostile territories.
Example: The two countries agreed to establish a demilitarized zone along their shared border to promote peace and reduce tensions.