她报名参加了一个防身课程。

She signed up for a self-defense class.

防身技能在紧急情况下非常有用。

Self-defense skills are very useful in emergencies.

他教孩子们一些基本的防身技巧。

He teaches children some basic self-defense techniques.

了解防身策略可以增强你的信心。

Knowing self-defense strategies can boost your confidence.

培训内容：安全意识、安全防卫理念、安全防身技能。

Three, the training of safety consciousness, safety concept, safety defense self-defense skills.

有了一技防身，小红帽一家过上了幸福快乐的生活，她们不再担心大灰狼回来寻仇。

With a skill for self-defense, the Little Red Riding Hood to lead a happy family life, they no longer have to worry about big gray wolves back revenge.

他总是带着一把短剑以防身。

He always carries a dirk for protection.

警卫带着一根狼牙棒以作防身。

The guard carried a mace for protection.

侦探带了一把双管手枪以作防身。

The detective carried a double-barrelled pistol for protection.

她在丛林徒步时带了一把大砍刀以防身。

She carried a machete for protection while hiking in the jungle.