line of defense

• 防线

line of defense的英文翻译是什么意思，词典释义与在线翻译：

英英释义

Noun:

1. any organization whose responsibility it is to defend against something;

   "police are the major line of defense against crime"
   

2. defensive structure consisting of a barrier that can be employed for defense against attack

line of defense的用法和样例：

例句

1. Our line of defense was strongly fortified.
   我们的防线壁垒森严。
2. The army pierced the enemy's line.
   部队突破了敌人的防线。