考研However, when two monkeys were placed in separate but adjoining chambers, so that each could observe what the other was getting in return for its rock, their behaviour became markedly different.
然而,当两只猴子被放在单独但相邻的房间里,以便每个人都能观察到另一只猴子得到了什么回报时,它们的行为变得明显不同。
2005年全国硕士研究生入学统一考试英语试题
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