spines
n. 脊柱( spine的名词复数 ); 脊椎; (动植物的)刺; 书脊
Your spine is the row of bones down your back.
The spine of a book is the narrow stiff part which the pages and covers are attached to.
Spines are also long, sharp points on an animal's body or on a plant.
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.
Spines - this expression has been used by various writers with considerable latitude.
刺,许多作者把这个词用在相当广泛的含义上.
A hedgehog's spines point backwards.
刺?的刺毛是向后长的.
We seldom ate fish and then only those that had scales and spines.
我们很少吃鱼,只吃过一些带鳞或长脊骨的鱼.