雌性是如何在大自然中进化的使大脑适应怀孕,因此宝宝们让她们变得更强。
How females evolved in nature is to have their brains adapt in pregnancy, so that their young enhance their behaviors.
一旦肩部自由了,宝宝余下的部分也就自然出来了。
Once the shoulders are free, the rest of the baby should slip out easily.
一旦肩部自由了,宝宝余下的部分也就自然出来了。
Once the shoulders are free, the rest of your baby should slip out easily.
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