12 Animal Coverings

12 Animal Coverings

We have scales.

We have feathers.

We have shells.

We have spines1.

We have armor.

We have fur.

We have hair.

We just have skin.

 

1 spines   

n.脊柱( spine的名词复数 )；脊椎；（动植物的）刺；书脊

参考例句：

• Porcupines use their spines to protect themselves. 豪猪用身上的刺毛来自卫。
• The cactus has spines. 仙人掌有刺。 来自《现代英汉综合大词典》