Pain acts as a natural defence mechanism.

疼痛算是一种自然防护机制的作用。

Machismo is a defence mechanism.

男子气概是一种防卫的机制。

It's human nature - and it's often a valuable defence mechanism.

这是天性，而这常常是一种宝贵的防御原理。

Objective : To study the mental defence mechanism features of heroin addicts.

目的探讨抑郁症患者防御机制的特点及治疗前后的变化。

It obvious that Asean needs to evolve and build a NATO type collective defence mechanism.

东盟需求显然进化和建立一个北大西洋公约组织类型防御机制。