设防

设防 [shè fáng]

1. ■ set up defences; fortify; garrison:

层层设防 set up defences in depth;

步步设防 set up defences at each stage of the fighting;

不设防的城市 an open city; an undefended city;

对来自空中的攻击是无法设防的。 There can be no real defence against attacks from the air.

---

常用词组

1. ■ 设防地带 fortified zone