Crying as an expression of feeling is unique to humans and has played an essential role in human evolution and the development of human cultures.
哭泣作为一种情感的表达是人类独有的，这在人类进化和人类文化的发展中发挥了重要的作用。
But crying as an expression of feeling is unique to humans and has played an essential role in human evolution and the development of human cultures.
但哭泣作为一种情感的表达是人类独有的，这在人类进化和人类文化的发展中发挥了重要的作用。
Random genetic drift has certainly played a big role in human evolution.
随机漂变对人类进化的作用的确巨大。
She said: "People with autism have played a vital role in human evolution and culture."
她说：患有孤独症的人们在人类进化和文化方面一直扮演着重要的角色。
The rapid fluctuations in temperature that characterised the global climate between 2 and 3 million years ago coincided with a golden age in human evolution.
200至300万年前气候发生了急速的波动，而这一阶段也正是全球人类迅速演进的黄金时代。
The question, one of the biggest in human evolution, has plagued scientists for decades.
这是人类进化中最大的问题之一，它已经困扰了科学家数十年之久。
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.
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。
According to him, the main stages in human evolution are measured by the use and exploration of the Earth's resources by humans: the Stone age, Metal, Coal, Oil, etc.
根据他的说法，人类的进化阶段由人类利用和勘探的地球资源来划分：石器、铁器、煤炭、石油等等。
The next giant leap in human evolution may not come from new fields like genetic engineering or artificial intelligence, but rather from appreciating our ancient brains.
人类进化的下一次大飞跃可能源于开发亘古以来人类的大脑，而非类似基因工程或人工智能这样的新领域。
The next giant leap in human evolution may not come from new fields like genetic engineering or artificial intelligence, but rather from appreciating our ancient brains.
人类进化的下一次大飞跃可能源于开发亘古以来人类的大脑，而非类似基因工程或人工智能这样的新领域。
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