porcupine
词根词缀：
porcupine n. 豪猪
porc 猪 + upin〔= spin 刺〕+ e → 有刺的猪 → 豪猪
spinal adj. 脊柱的，脊髓的
spin 刺 + al …的，具有…性质的 → 如刺一般的 → 脊柱的
spine n. 刺；脊椎
spin 刺 + e → 刺；脊椎
spiny adj. 多刺的；困难重重的
spin 刺 + y 多…的 → 多刺的；困难重重的
数据来源：新东方英语词汇速记大全
相关例句：
Not surprisingly he doesnt have too many friends around for dinner as his favourite meal is rotting porcupine meat.
他最喜欢的食物是腐烂的箭猪肉，所以没有饭友也就不足为奇了。
Occasional sightings are still reported of less common species such as the Chinese porcupine, the leopard cat, civet cat, ferret badger, pangolin and barking deer. At state level, most of the 6 governments are planning legislation.
稀有品种如箭猪、豹猫、狸猫、鼬獾、穿山甲和黄？等仍偶有发现。在6个州级政府中，大多数正在计划对养猫立法。
A stiff hollow protective spine on a porcupine or hedgehog.
豪猪或刺猬身上硬而中空的保护刺。
The Native Americans embroidered skins and bark with dyed porcupine quills; later the beads they acquired in trade took the place of quills.
美洲原住民则在兽皮或树皮上用染色的豪猪毛锈制羽毛制品，后来用交易来的珠子取代羽毛。
A porcupine is covered with prickles. He is no less a person than a minister.
箭猪身上长满了刺。他的身份不亚于部长。
The female porcupine can approach active to the male porcupine, to arises the behavior of mating.
放对试情雌豪猪主动接近雄豪猪，发生交配行为。