You're defending yourself against the horrible parts of yourself and some of these make a little bit of sense.

你通过抵制不适当的原始欲望来保护自己,其中有些防御机制是很有意义的。

耶鲁公开课 - 心理学导论课程节选

We have other ways of protecting; many of our cells are inside our body protected by specialized cells of our skeletal system.

人类有其它的保护机制,我们体内的细胞受,特化的骨骼细胞保护

耶鲁公开课 - 生物医学工程探索课程节选

The study of immunology is the study of mechanisms that your body uses to protect itself from mainly from foreign pathogens like viruses and bacteria.

免疫学研究身体,采用何种机制来保护自身,免受外源病原体如病毒和细菌的伤害

耶鲁公开课 - 生物医学工程探索课程节选

And they did this by taking-- they recognized that somehow, if you had a mild exposure to the disease, your body could then develop protection against more severe forms of the disease.

他们通过用,他们通过某种方式意识到,如果较轻微地得过这种病,你的身体会发展保护机制,来抵挡更为严重的疾病

耶鲁公开课 - 生物医学工程探索课程节选

They don't need that kind of mechanical strength.

就不需要那种机械强度的保护机制

耶鲁公开课 - 生物医学工程探索课程节选