1. "Flamingos have evolved very leathery skin on their legs so they can tolerate the salt water," says David Harper, a professor at the University of Leicester. 莱斯特大学教授戴维·哈珀表示：“火烈鸟的腿上已经进化出了非常坚韧的皮肤，这样它们就可以忍受盐水。”
2. Another says it is a leathery sail. 最后一个人说是一条绳子。
3. Her skin was leathery, her hands rough. 皮肤跟皮革似的，手也很粗糙。
4. Small European fern with chaffy leathery fronds. 带有羊齿羽片披针形复叶的蕨类。
5. She's all leathery and wrinkled. I'm so jealous! 她的皮都有皱纹了，我真是忌妒！
