There was only one place she could look : the pleistocene .
她只能在一處地方尋找到答案:更新世。
It was formed when glaciers covered this area during the pleistocene epoch .
它形成于更新世年代冰川覆蓋該地區(qū)的時(shí)侯。
If you want to know how promiscuous males were on the pleistocene savanna look at the size ratio of men to women .
如果你想知道在更新世的熱帶稀樹草原男人的濫交程度,看男人與女人的身體大小比率就知道了。
What caused the end of this age , known as the pleistocene , has long been debated .
人們一直在爭論是何原因結(jié)束了這個(gè)叫做“更新世”的時(shí)期。
To last " until death do us part " sexual relationships must develop the natural bonds of friendship and affinity that we also evolved on the pleistocene savanna .