对控制多趾的相关基因及其分子机制进行研究，有利于我们深入了解多指（趾）畸形的形成机制，揭示肢体发育的过程和机理。
Study the genes of polydactyly and molecular mechanism can help us to know how limbs form and reveal the producing process of limbs.
现在，一份对鸡胚胎的研究，鸟类的翅膀的趾中确实有类似于人类拇指、食指和中指的趾的分化。
Now, a study of chick embryos shows that birds do indeed have thumb, index, and middle "fingers" in their wings.
另一方面，由于在人口统计学的数据里，增长最迅速的一类人群就是青少年，人们发现这些青少年群体中的女孩，对所有商品来说，都是一个巨大的市场：衣服、化妆品、夹趾拖鞋等等。
On the other hand, because one of the fastest-growing demographics was teenagers, teen girls were discovered as a market for all kinds of things: clothing, makeup, thongs, etc.
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