With the Brazilian feather, in particular, the pattern is easy to see.
尤其那根巴西羽毛，其图案很容易破解。
What about a sparkly border, or using card stock that has a subtle shimmer? Or, use a wax seal on your envelopes in the shape of a feather, bow or the flower pattern on your wedding dress.
考虑给你的婚礼请柬增加一些补充的细节，比如一条金边或是闪光的卡纸，或是用蜂蜡在请柬上盖一个羽毛状的印章，在婚纱上加一些蝴蝶结、花边。
The sources, composition and structures of keratin were introduced. The pattern, macroscopic structures and composition of hairs and feather were discussed too.
介绍了角蛋白的来源、分类、化学组成与分子结构，以及毛发的宏观形态、微观结构及组成。
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