African tree pangolin has white skin and hair, lacking external ear and scaly tail.

非洲树穿山甲的皮肤和毛发是白色的，没有外部耳朵和鳞状尾巴。

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These include plaque psoriasis, a condition where scaly patches form on the skin, and alopecia areata, an autoimmune disorder that causes hair loss.

这其中包括银屑病，一种皮肤上有鳞状斑的皮肤病，和斑秃，一种引起脱发的自身免疫性疾病。

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These include plaque psoriasis, a condition where scaly patches form on the skin, and alopecia areata, an autoimmune disorder that causes hair loss.

这其中包括银屑病，一种皮肤上有鳞状斑的皮肤病，和斑秃，一种引起脱发的自身免疫性疾病。

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