In her 26 years in the forests of Gombe, Jane Goodall collected data that proved that chimpanzees exhibit the kind of curiosity so that new patterns of behavior and expression can be passed on from each one to others by imitating and practicing
google了一下,by curiosity,by+无定冠词的名词,表原因。而by the kind of curiosity没有查到。
我试着翻译一下。
chimpanzees exhibit the kind of curiosity by which new patterns of behavior and expression can be passed on from one to another by imitation and practice.