1. Data encryption is one of the basic measures for computer system security defence. 数据加密是计算机系统安全防护的基本措施之一。
2. SINGAPORE and China signed a bilateral agreement on defence exchanges and security cooperation on Monday. 星期一时，新加坡和中国签署一份防御交流和安全合作双方协定。
3. The manager must not commit too many players forward, we really need to focus our tactics on solid defence. 经理必须不向前地犯太多运动员，我们真的对焦点我们的手法的需要在固体上防卫。
英英解释
n.
1. (psychiatry) an unconscious process that tries to reduce the anxiety associated with instinctive des
2. (sports) the team that is trying to prevent the other team from scoring
3. the defendant and his legal advisors collectively
4. an organization of defenders that provides resistance against attack
5. the speech act of answering an attack on your assertions
6. the justification for some act or belief
7. a structure used to defend against attack
8. a defendant's answer or plea denying the truth of the charges against him
9. military action or resources protecting a country against potential enemies
10. protection from harm
