This young girl has to share a room with her mother who lives promiscuously. 这个年轻的女孩不得不和她生活不检点的妈妈共住一个房间。
It's like biology: in an ecosystem where microbes are promiscuously swapping genes and traits, evolution speeds up. 就像生物学:一个一群微生物混杂地交换基因和特性的生态系统,进化加速了。