这可能在人类社会进化早期的某个时候已经发生了，那时候为了生存，人们被迫合作打猎或采摘野果。
This could have happened at some point early in human evolution, when in order to survive, people were forced to cooperate in hunting game or gathering fruit.
女人每天时间都花费在照顾小孩，采摘野果、蔬菜、坚果，或是和族群中其他女人互动活动上。
Her day would be spent caring for her children, collecting fruits, vegetables and nuts and interacting with the other women in the group.
在古代，人们靠采摘野果、捕食野兽为生。
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