| 单词 | 甲壳类 |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔LIFE〕Despite decades of study, the life cycle of the tiny shellfish, krill, is still something of a mystery. 尽管研究了几十年，磷虾这种微小的甲壳类动物的生命周期仍然是一个谜。朗文写作活用〔antennule〕A small antenna or similar organ, especially one of the first pair of small antennae on the head of a crustacean.小触角，第一触角：小触角或类似的器官，尤指甲壳类动物头部第一对小触角中的一个美国传统〔cladoceran〕Any of various small, mostly freshwater crustaceans of the order Cladocera, which includes the water fleas.枝角目动物，水蚤类动物：一种多数生活于淡水中的小型枝角目甲壳类动物，包括水蚤美国传统〔clasper〕Any of the appendages of the male of certain insects and crustaceans that are used during copulation to hold the female.抱握器：一种雄性昆虫或雄性甲壳类动物的悬垂物，在交配中用来持住雌性美国传统〔claw〕A chela or similar pincerlike structure on the end of a limb of a crustacean or other arthropod.钳，螯：甲壳类动物或其他节肢动物肢端的螯或相似的钳状构造美国传统〔entomostracan〕Any of various small crustaceans formerly constituting the subclass Entomostraca.切甲类甲壳类动物：指任何原属于切甲亚纲的小型甲壳纲动物美国传统〔exoskeleton〕A hard outer structure, such as the shell of an insect or a crustacean, that provides protection or support for an organism.外骨骼：为生物提供保护或支持的坚硬的外部结构，象甲壳类动物或昆虫的骨盘美国传统〔eyestalk〕A movable stalklike structure in certain crustaceans, such as crabs and shrimp, that bears an eye at the tip.眼柄：在某些甲壳类动物中，如蟹和虾，末端生有眼睛的可动的柄状结构美国传统〔flea〕Any of various small crustaceans that resemble or move like fleas, such as the water flea.水蚤：各种长得象或行动象蚤的小甲壳类动物，如水蚤美国传统〔lobster〕Any of several crustaceans, such as the spiny lobster, that are related to the lobsters.龙虾：与大螯虾有亲缘关系的任一种甲壳类动物，如龙虾美国传统〔marsupium〕A temporary egg pouch in various fishes and crustaceans.（鱼类和甲壳类动物的）临时卵袋美国传统〔nauplius〕The free-swimming first stage of the larva of certain crustaceans, having an unsegmented body with three pairs of appendages and a single median eye.无节幼体：某种甲壳类动物的幼虫的能自由游泳的第一期，有一未断节的身体，三对附肢和一只中眼美国传统〔nipper〕A pincerlike part, such as the large claw of a crustacean.螯：象钳的部分，如甲壳类动物的大螯美国传统〔pot〕A trap for eels, other fish, or crustaceans, typically consisting of a wicker or wire basket or cage.捕鱼篓：捕捉鳗鱼、其他鱼类或甲壳类动物用的捕具，常用柳条筐、金属筐或金属笼组成美国传统〔rhizocephalan〕Any of various small aquatic crustaceans of the order Rhizocephala that are parasitic on other crustaceans.根头虫：寄生在其它甲壳类动物上的根头目中的任一种小型水生甲壳类动物中美国传统〔sand flea〕Any of various small crustaceans living on sandy beaches.沙蚤：任一种生活于多沙的海滩的小型甲壳类动物美国传统〔shellfish〕Lobsters, crabs, and oysters are all shellfish.龙虾、螃蟹和牡蛎都是甲壳类水产品。剑桥高阶〔shrimp〕Any of various similar crustaceans, such as certain isopods and amphipods.甲壳类的小生物：一种类似的甲壳纲动物，如某些等足目动物及端足目动物美国传统〔stalk-eyed〕Having the eye at the end of a stalk, as various crustaceans.在柄端有眼的，如各种甲壳类动物美国传统〔stipes〕The basal segment of the maxilla of an insect or a crustacean.茎节：一个昆虫或甲壳类动物下颚的第二基部的节美国传统〔stomatopod〕Any of various marine crustaceans of the order Stomatopoda, which includes the squilla.口足类：一种口足目的海洋甲壳类动物，包括虾蛄美国传统Crabs, lobsters and shrimps are crustaceans.螃蟹、龙虾和虾都是甲壳类动物。剑桥国际 |
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