hair, fur, skin
这组词的意思并不相同：
hair的'意思是“头发”或“(动、植物的)毛发”; fur指动物(熊、兔、狐、羊等)的柔毛、软毛,也可指裘毛皮服装或装饰物; skin可指人或动物的皮、皮肤,也可指果实等的外皮、壳。例如:
1）If you put your hair forward, it would suit your face better.如果你把头发往前梳就更适合你的脸型了。
2）She was wearing a silver fox fur across her shoulders.她肩上披了一条银狐皮(围巾)。
3）The poison may be absorbed through the skin.毒物可能通过皮肤被吸入。