defense 核心词议：
n. 防卫；防卫物；防御措施
vt. 防守
defense 基本解释
n. (D-)（美国）国防部，防卫，防卫物
vt. 谋划抵御
速记方法
速记技巧
词根词缀法
拆
de-下，fense（围棋,和词源fence相同）。
记
在地下（de）建许多围墙（fense）是为了【防御】敌人。
知识扩展
重要短语
national defense 国防
air defense 防空
defense system 防御体系
defense against 防御；保卫
defense 记忆方法
defense相关的词根或词缀是:
fendfens
defense保卫n.
de 加强 + fens 打击 + e → 保卫
中文词源：
defense 防御
来自defend,防御。-s, 过去分词后缀。
defense
精选例句
1、 When an individual ant comes under attack or is dying, it sends out an alarm pheromone to warn the colony to prepare for a conflict as a defense unit.
当一只蚂蚁受到攻击或濒死时，它会发出警报信息素，警告蚁群作为防御单位为冲突做好准备。[机器自动翻译，如有错误，感谢纠错]
2、 A Defense Department spokesman briefed reporters.
一位国防部发言人向记者们介绍了情况。
1、 And the best defense against memory loss is to try to prevent it by building up your brain's cognitive (认知的) reserve, Daffner says.
预防记忆丧失的最好方法是建立大脑的认知储备，达夫纳说。
1、 ""A few years later,a large defense buildup finally provided a fiscal stimulus adequate to the economy’s needs— and suddenly industry was eager to employ those“unadaptable and untrained”workers.
几年后，大规模的国防建设终于提供了足以满足经济需要的财政刺激——突然间，工业界渴望雇用那些“不适应环境和未经训练”的工人。
1、 The only major objection came from Justice Antonin Scalia, who offered an even more robust defense of state privileges going back to the Alien and Sedition Acts.
唯一的主要反对意见来自大法官安东宁·斯卡利亚，他对国家特权的辩护更为有力，可以追溯到《外国人法》和《煽动叛乱法》。
常见考点例句：
- Second , it requires a sensible defense strategy .
- 第二，它要求有灵活的防御策略。
- They were joined by a military defense lawyer .
- 另有一名军方的辩护律师参与了他们的会面。
- In japan , the defense minister eulogized him .
- 在日本，防务大臣也赞颂迈克尔杰克逊。
- This team relies on strong defense and a quick counterattack .
- 这支队伍依靠的是强有力的防守和快速反击。
- Mr. seyoum warned that ethiopian forces would not stay long in somalia sacrificing themselves in defense of the government .
- 塞尤姆警告说，埃塞俄比亚军队不会继续待在索马里，牺牲自己来保卫这个政府。