甲壳类
Any of various edible crustaceans similar to but larger than the shrimps. 对虾一种类似于虾但比虾大的可食甲壳纲动物
Shellfish are crustaceans. 贝壳一类的动物属于甲壳类。
A temporary egg pouch in various fishes and crustaceans. (鱼类和甲壳类动物的)临时卵袋
