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。
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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