从窗口望出去是辽阔的天边，北边的尽头是颚骨角的两个部分，南边是爪角。
The view from the windows extended over a boundless horizon, which was closed by the two Mandible Capes on the north, and Claw Cape on the south.
一侧有爪，呈龙骨瓣三角状半圆形。
Claw on one side, showing triangular-shaped semi-circular keel.
角蛋白是蛋白质的一种，广泛存在于人和动物的表皮、毛发以及动物的蹄、壳、爪、角中，是一类性能优良的天然生物复合材料。
Keratin, a kind of protein, exists widely in human and animal organs, including epidermis, hairs, wool, feather, hoof and horn. It is a natural compound material with good properties.
龙——集九种动物一身，其爪如鹰爪锋利，有角仿如鹿，能飞天进水，腾云驾雾，乃万兽之首，一直被视为最神圣的吉祥物。
Lung - a set of nine animals, their claws sharp as eagle, a corner just like deer, to flying water, clouds, is the head of the animals, has been considered the most sacred mascot.
兽牙、龟壳、鲸须毛、角、鹿角、蹄、甲、爪及喙，未经加工或仅简单整理但未切割成形；
Ivory, tortoise-shell, whalebone and whale- bone hair, horns, antlers, hooves, nails, claws and beaks, unworked or simply pre- pared but not cut to shape;
兽牙、龟壳、鲸须毛、角、鹿角、蹄、甲、爪及喙，未经加工或仅简单整理但未切割成形；
Ivory, tortoise-shell, whalebone and whale- bone hair, horns, antlers, hooves, nails, claws and beaks, unworked or simply pre- pared but not cut to shape;
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