unconditioned stimulus

基本解釋

What's the unconditioned stimulus?
什么是無(wú)條件刺激？
The conditioned response is a preparation for the unconditioned stimulus.
條件反應(yīng)是對(duì)無(wú)條件刺激的一種準(zhǔn)備。
A reinforced trial is when the conditioned stimulus and the unconditioned stimulus go together.
強(qiáng)化嘗試是指條件刺激,與無(wú)條件刺激同時(shí)出現(xiàn)的時(shí)候。

So, the idea here is, repeated pairings of the unconditioned stimulus and the conditioned stimulus will give rise to the response.
這里的意思是說(shuō)，無(wú)條件刺激與條件刺激的反復(fù)匹配,會(huì)引起條件反應(yīng)。
耶魯公開課 - 心理學(xué)導(dǎo)論課程節(jié)選
Now the pain of a bite, being bit, and then the pain and fear of that is an unconditioned stimulus, unconditioned response.
咬傷所帶來(lái)的疼痛感，和有此所帶來(lái)的痛苦與恐懼,就是無(wú)條件刺激和無(wú)條件反應(yīng)。
耶魯公開課 - 心理學(xué)導(dǎo)論課程節(jié)選
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.
巴甫洛夫給狗喂食,狗會(huì)分泌唾液，這就是無(wú)條件刺激引起了無(wú)條件反應(yīng)。
耶魯公開課 - 心理學(xué)導(dǎo)論課程節(jié)選

any stimulus evoking an unlearnt response, esp in the context of classical conditioning, in which the conditioned stimulus is followed by the unconditioned one