We concluded that, after he departed the restaurant, he had momentarily left his food container within the reach of some monkeys in his laboratory.
我们得出的结论是，他离开饭店后，曾有片刻时间将饭盒放在实验室里一些猴子能够得到的地方。
Training the monkeys to use the rakes caused these neurons to change—reacting to objects lying within rake’s reach rather than arm’s reach.
让猴子接受钉耙使用训练的过程会改变神经元的反射方式，即神经元变成能够对钉耙够得着的范围内的事物有反射，而不是对手臂够得着的范围内的事物有反射。
Earlier studies of monkeys in captivity have shown that, given a choice, females do prefer dolls whereas males will reach for a truck.
对饲养猴的一些早期研究表明，同样的选择条件下，雌性更喜爱洋娃娃，而雄性会选择卡车。
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