但猴子们无法得知哪个奖励或惩罚对应于哪次回答。
But the monkeys had no way to tell which reward or punishment was associated with which response.
因为没有奖励或惩罚，他们不知道每次试验后自己的回答是正确的还是错误的。
They didn't know if they responded correctly or incorrectly after each trial because there was no reward or punishment.
父母对孩子的爱不是学习成绩或者行为举止的奖励或惩罚。
Love isn't rewarded or denied based on academic results, or social behaviour.
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