| 释义 | line of defense lainɔvdiˈfens 基本英英例句
 防线
 
 Noun:
 any organization whose responsibility it is to defend against something;
 police are the major line of defense against crimedefensive structure consisting of a barrier that can be employed for defense against attackOurline of defensewas strongly fortified.我们的防线壁垒森严。 The army pierced the enemy's line.部队突破了敌人的防线。
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