open city

短语

n. 不设防之城市

词形变化

open cities 复数 open cities

释义与例句

n.
  1. 1.

    A city which has announced (during wartime) that it has abandoned all defensive efforts, generally in the event of its imminent capture.

    不设防城市

    政治 军事
  2. 2.

    A city that (during peacetime) is not heavily restricted regarding ingress and egress because it does not contain militarily sensitive facilities or extensive defense industrial plant.