It seems simple: an egg + sperm = one embryo. But if your sperm is "few, vague and abnormal" and your woman is premenopausal at age 37, things start to get complicated., 译文(2): 看起来很简单: 一个卵子 + 精子 = 一个胚胎。但是如果你的精子“很少，模糊且不正常”，而你的女人在37岁时已经绝经，那么事情就会变得复杂起来。
