noun 下载 🔗分享 甲壳动物,有壳动物 Any arthropod of the subphylum Crustacea, including lobsters, crabs, shrimp, barnacles and woodlice. Examples : "The seafood restaurant's menu featured several types of crustacean, including lobster and shrimp. " 这家海鲜餐厅的菜单上有好几种甲壳动物,比如龙虾和虾。 animal biology organism ocean nature food 与AI对话词汇游戏阅读练习