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- SAFRAN is a high-technology group, organized in four branches: Aerospace propulsion, Aircraft equipment, Defense Security, Communications. 赛峰集团是法国高科技跨国集团公司，集团产品涉及四大专业：航空航天推进、通讯、航空航天设备、防务与安全。
- SAFRAN is an international high-technology group with four core businesses: propulsion, communications, equipment, defense security. 赛峰 是高科技的跨国集团公司，拥有四大核心业务：航空航天推进, 通讯, 航空航天设备和防务-安全。
- Originated from France more than a century ago， Thales is a global electronic company serving Aerospace， Defense， Security and Technical Services markets worldwide. 泰雷兹公司一个多世纪前创建于法国，是一家全球性的电子公司，服务于全世界的航空、国防和信息技术市场。
- It is very important to have this defensive security. 有个稳固的后防线是非常重要的。”
- Economy is one of the main indexes for evaluating development so the development of its core-finance is not only the lifeline of economic development, but also closely related the national political security and national defense security. 发展的主要评价指标之一--经济，它的核心--金融的发展不仅是经济发展的命脉，而且与国家的政治安全、国防安全休戚相关。
- The Defense Security Cooperation Agency also notified Congress of a possible Foreign Military Sale to Italy of four MQ-9 Unmanned Aerial Vehicle Aircraft as well as associated equipment and services. 美国国防安全合作局还向国会通报了一项对意大利的对外军售，包括四架MQ-9无人机以及相关设备和服务。
- Defense Security Assistance Agency 国防安全援助局
- Defense Security Assistance Agency Budget Authority 国防保密处理处预算权限
- Defense Security Assistance Management System 安全援助管理系统
- Defense Security Assistance Program 国防安全援助计划
- Defense Security Cooperation Agency 国防安全协作局
- Defense Security Assistance Council 国防安全援助委员会
- The forest will act as a defense against desert dust. 森林能起防御沙漠灰沙的作用。
- Loewe, however widely believed that some of stagflation large blue-chip defensive security is marginal, so the "not-for-convertible position" strategy. 但是罗伟广认为，一些滞涨的防御性大盘蓝筹股目前还存在安全边际，因此采取“换股不换仓”的策略。
- Many heroic men and women have died in defense of liberty. 许多英勇的男男女女为捍卫自由而牺牲。
- Defense Security Coordination Plan 国防安全协调计划
- law of protection of national defense security 国防机密保护法
- They had a dogged defense of the city. 他们对城市进行了顽强的防守。
- I'll undertake for your security. 我将保证你的安全。
- They are repairing the defense works. 他们正在修防御工程。
