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But over and over again, if you put the bell and the food together, pretty soon the bell will generate saliva.
但是，如果铃声和食物多次同时出现，很快，铃声便也能促使狗分泌出唾液。
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I have mine selected not to that sound but to Mozart, so I hear this sound on my telephone.
我没选乱七八糟的那些,而是选了莫扎特的,我听到了我手机的铃声
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You're--and to put it in a crude way, you're teaching the dog that the bell goes with the food.
简单地说，你在让狗知道,铃声和食物是一起出现的。
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Don't put in extra bells and whistles if it's not necessary.
不必要的话不要放进去,多余的铃声和口哨声。
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So, what happens is the UCS and the CS, the bell and the food, go together because they happen at the same time.
发生的事情不过是,无条件刺激与条件刺激，铃声与食物，因为恰巧同时出现而联系在了一起。
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My cell phone rings and because one has the capacity nowadays to select your own ring tone--right?
我的手机响了,因为现在每个人都可以,选择你自己的铃声,对吧
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So, you get food in your mouth, "Bell, food, " bell, food," " and now "Bell."
有人喂你食物，“铃声，食物，铃声，食物“,而现在，只有“铃声“
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An unreinforced response is when the bell goes on but there's no food.
非强化反应是有铃声但却没食物的时候。
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When the bell comes connected with food, there's a lot of saliva.
当铃声和食物形成了联系，狗会因为铃声的出现而分泌大量唾液。
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An unreinforced trial is when you get the food without the bell.
非强化尝试是只有食物而没有铃声的时候。
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And later on if you right before or right during you give the dog some food you--you ping a bell the bell will cause the saliva to come forth.
,在喂食前或者喂食过程中,你摇铃,铃声就会加速唾液的分泌。
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A weird thing which is discussed in the textbook is if you wait a while and then you try it again with the bell after a couple of hours, the saliva comes back.
教材中讨论了一件奇怪的事情,如果你稍等一会,在几个小时之后用铃声重新去尝试，狗会重新开始分泌唾液。
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But next you get "Bell, bell, bell."
但等到下次你再听到“铃声“的时候“
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You stop responding to the bell.
不再对铃声进行反应。
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The bell was nothing.
此时的铃声什么都不是。
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