demilitarized zones是demilitarized zone的复数

demilitarized zone

美 [diˌmɪlɪtəraɪzd ˈzoʊn]

英 [diːˌmɪlɪtəraɪzd ˈzəʊn]

英英

n.	1. an area where no soldiers or fighting between armies is allowed, usually as the result of an official decision to end a war