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animal
:
math, physics, and chemistry
>
Gadfly end
healed grub
生皮的一种缺陷。虻眼愈合后在动物皮上留下的圆形凹陷疤痕。多见于内蒙古、华北等地牛皮背臀部。影响革的强度,降低利用价值和出裁率,但程度比虻眼稍轻。