n.自卫，正当防卫

She took a self-defense class to prepare herself for any potential danger.
她参加了一个自卫课程，以便为自己可能面临的任何潜在危险做好准备。
In the incident, he acted in self-defense when attacked by the assailant.
在那次事件中，当他受到袭击时，他采取了自卫行动。
Carrying pepper spray is legal for self-defense purposes in many states.
许多州都允许携带胡椒喷雾用于自卫目的。
The use of deadly force is allowed only as a last resort in self-defense.
只有在最后关头才能使用致命武力进行自卫。
He claimed that his shooting of the intruder was an act of self-defense.
他声称自己开枪射击入侵者是出于自卫。
Learning martial arts can be an effective form of self-defense.
学习武术可以是一种有效的自卫方式。
The court ruled that the defendant's actions were justified under the principles of self-defense.
法庭裁决被告的行为在自卫原则下是正当的。
Women should be empowered with knowledge and skills for self-defense.
应该让女性掌握自卫的知识和技能。
Self-defense laws vary from country to country; it's essential to understand them where you live.
各国的自卫法规定各不相同，在你居住的地方了解这些法律至关重要。
The security guard used non-lethal force in self-defense against the attacker.
保安使用非致命性武力对攻击者进行了自卫。