鳞片和羽毛都是扁平的，因此有可能鸟类祖先的鳞片经过多代繁衍之后渐渐延展开来，之后其边缘出现绽裂和缺口，于是鳞片进化成为第一缕真正意义上的羽毛。

So perhaps the scales of the birds' ancestors had stretched out, generation after generation. Later their edges could have frayed and split, turning them into the first true feathers.

youdao

真正的英雄，都极为爱惜自个儿的羽毛，它们几乎所有出身权贵，善于管理家务族的声望名誉看得极重。

The real heroes, is very spare my feathers, they almost all born dignitaries, is good at managing the housework, the popularity of the family reputation see very heavy.

youdao