巴甫洛夫给狗喂食，狗会分泌唾液。那就是非条件刺激引起了非条件反射。
When Pavlov put food powder in the dog's mouth, and saliva was generated. That's an unconditioned stimulus giving rise to an unconditioned response.
它还表明，条件反应，可能会与非条件反射有所不同。
And it says the conditioned response may be different from the unconditioned response.
条件反射，不同于与生俱来的非条件反射，是人们在生活中建立起来的高级神经活动。
Conditioned reflex, different from the inherent unconditioned reflex, is an advanced nervous activity gradually developing in human's life.
条件反射，不同于与生俱来的非条件反射，是人们在生活中建立起来的高级神经活动。
Conditioned reflex, different from the inherent unconditioned reflex, is an advanced nervous activity gradually developing in human's life.
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