1.螃蟹英文:Crab,英 [kræb] 美 [kræb]。
2.cancer这个词派生自希腊语中表示螃蟹的karkinos一词。Cancer is derived from the Greek word for crab, karkinos.
3.螃蟹虽然好吃,却容易让人感到饱足。Although it is tasty, crab is very filling.