| 单词 | 甲壳纲 |
| 释义 | 〔copepod〕Any of numerous minute marine and freshwater crustaceans of the subclass Copepoda, having an elongated body and a forked tail.桡足动物：任一种桡足亚纲的大量海洋或淡水甲壳纲小动物，身体细长，尾部分叉〔slater〕Any of several small isopod crustaceans, such as the sow bug.等足类甲壳动物：属于几种小型甲壳纲等足目动物的，如土鳖〔mysid〕Any of various small, shrimplike, chiefly marine crustaceans of the order Mysidacea, the females of which carry their eggs in a pouch beneath the thorax. Also called opossum shrimp 糠虾：糠虾目中的一种像河虾的、主要为小型的海生甲壳纲动物，母虾把卵放在胸腔的夹袋里 也作 opossum shrimp〔skeleton〕The hard external supporting and protecting structure in many invertebrates, such as mollusks and crustaceans, and certain vertebrates, such as turtles; exoskeleton.骨干：许多非脊椎动物身体外部起支持和保护作用的结构，例如软体动物和甲壳纲的动物，另外还包括一些脊椎动物，例如海龟；外骨骼〔zoea〕A larval form of crabs and other decapod crustaceans, characterized by one or more spines on the carapace and rudimentary limbs on the abdomen and thorax. 蟹幼体：蟹和其它十足目甲壳纲动物的幼虫形式，其特点是在其背甲上有一个或多个脊椎，而且在腹部和胸部有一个或多个未发展完全的肢体〔krill〕The collection of small marine crustaceans of the order Euphausiacea that are the principal food of baleen whales.磷虾：磷虾目中小型海洋甲壳纲动物的总称，是长须鲸的主要食物〔berried〕Bearing eggs. Used especially of egg-bearing crustaceans or fishes:产卵的：产卵的。特别用于卵生甲壳纲动物或鱼类：〔carapace〕A protective, shell-like covering likened to that of a turtle or crustacean:外壳，外表：类似海龟或甲壳纲动物的背甲或头胸甲的防护性壳状覆盖物：〔ostracod〕Any of various minute, chiefly freshwater crustaceans of the subclass Ostracoda, having a bivalve carapace.介形亚纲动物：属介形亚纲的任一种体小的、主要生活于淡水中的甲壳纲动物，长有一对硬壳〔swimmeret〕One of the paired abdominal appendages of certain aquatic crustaceans, such as shrimp, lobsters, and isopods, that function primarily for carrying the eggs in females and are usually adapted for swimming. Also called pleopod 桡肢：某些水生甲壳纲动物如虾、龙虾和等节肢动物的成对腹部附属器官，雌性的主要功能是怀卵并用于游泳 也作 pleopod〔shrimp〕Any of various small, chiefly marine decapod crustaceans of the suborder Natantia, many species of which are edible, having a compressed or elongated body with a well-developed abdomen, long legs and antennae, and a long spinelike projection of the carapace.虾：一种小型的，通常为游行亚目中的海生十足甲壳纲动物其中许多种类可食，具有侧扁或伸长的身体，腹部发育较好，腿和触角长，背甲上有长如脊刺的突起〔crab〕Any of various predominantly marine crustaceans of the division Brachyura within the order Decapoda, characterized by a broad, flattened cephalothorax covered by a hard carapace with a small abdomen concealed beneath it, short antennae, and five pairs of legs, of which the anterior pair are large and pincerlike.蟹：任一种数量占多数的海洋甲壳纲十足目短尾亚目动物，特征是生有一个上有硬壳盖住的宽而扁平的头部，下有一个腹部隐藏在内，有很短的触角和五对脚，其中前面的那对较大且呈钳状〔decapod〕A crustacean of the order Decapoda, such as a crab, lobster, or shrimp, characteristically having ten legs, each joined to a segment of the thorax.十足目动物：十足目的甲壳纲动物，如螃蟹，龙虾，或虾米，其特征是有十足，每一足都与身体中间一节的部分相接〔palp〕An elongated, often segmented appendage usually found near the mouth in invertebrate organisms such as mollusks, crustaceans, and insects, the functions of which may include sensation, locomotion, and feeding. Also called palpus 触须：细长的，通常为弓形的附属物，通常长在无脊椎动物器官的嘴附近，例如软体动物、甲壳纲动物和昆虫，其功能包括感觉、移动和喂食 也作 palpus〔crust〕The hard outer covering or integument of certain plants and animals, such as lichens and crustaceans.甲壳：某些植物或动物的硬的外层覆盖物或包裹物，如地衣和甲壳纲动物〔xylophagous〕Destructive to wood, as certain crustaceans or fungi.蛀木的：对木头有破坏性作用的，如某些甲壳纲动物或真菌〔cephalothorax〕The anterior section of arachnids and many crustaceans, consisting of the fused head and thorax.头胸部：蛛形纲动物和许多甲壳纲动物身体前部头胸合一的部分〔ecdysis〕The shedding of an outer integument or layer of skin, as by insects, crustaceans, and snakes; molting.蜕毛，蜕皮，蜕化：脱去一层外壳或皮层，如昆虫、甲壳纲动物和蛇的蜕皮；蜕毛〔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〔uropod〕One of the last pair of posterior abdominal appendages of certain crustaceans, such as the lobster or shrimp.尾足，尾肢：某些甲壳纲动物（如龙虾和褐虾）腹股最后面的一对足中的一只〔phyllopod〕Any of various branchiopod crustaceans having swimming and respiratory appendages that resemble leaves.叶足亚纲甲壳动物：一种鳃足类甲壳纲动物，具有象叶子的游水和呼吸的附肢〔semiterrestrial〕a semiterrestrial crustacean.半陆生的甲壳纲的动物〔amphipod〕A small crustacean of the order Amphipoda, such as the beach flea, having a laterally compressed body with no carapace.异脚类，端足目动物：异脚类的一种小甲壳纲动物，如滨海的水蚤，体侧扁，无甲壳〔maxilliped〕One of the three pairs of crustacean head appendages located just posterior to the maxillae and used in feeding.（甲壳动物的）颚足，颚肢：位于甲壳纲动物的上颔骨后面的三对头部附属器官，用于喂食〔prawn〕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〔berry〕The small, dark egg of certain crustaceans or fishes.动物卵，鱼卵：某种甲壳纲动物或鱼的小且暗色的卵〔crab〕Any of various similar related crustaceans, such as the hermit crab or the king crab.寄居蟹：任一种与其类似的甲壳纲动物，例如寄居蟹或蜘蛛蟹〔gribble〕Any of several small, wood-boring marine isopod crustaceans of the genusLimnoria, especially L. lignorum, which often damage underwater wooden structures. 蚀船虫，凿船虫：任一种水虱 属的小型以木为食的水线足类甲壳纲动物，尤指 水虱属凿船虫 。其常破坏水下的木质结构 〔brachyuran〕Of or belonging to the Brachyura, a group of crustaceans including the true crabs, characterized by a short abdomen concealed under the cephalothorax.短尾亚目的：短尾亚目的或属于短尾亚目的，甲壳纲动物，包括真蟹，特征是腹部很短，隐藏在头胸部下方〔crustacean〕Any of various predominantly aquatic arthropods of the class Crustacea, including lobsters, crabs, shrimps, and barnacles, characteristically having a segmented body, a chitinous exoskeleton, and paired, jointed limbs.甲壳纲动物：任一种甲壳纲的数量占优的水生节肢动物，包括有螯虾、蟹、虾和藤壶等，其特征是具有节状身体、几丁质的外骨骼以及成对的、有关节的脚〔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〔ecdysone〕A steroid hormone produced by insects and crustaceans that promotes growth and controls molting.蜕皮激素：昆虫和甲壳纲动物产生的类固醇激素，以促进生长，控制蜕皮〔arthropod〕Any of numerous invertebrate animals of the phylum Arthropoda, including the insects, crustaceans, arachnids, and myriapods, that are characterized by a chitinous exoskeleton and a segmented body to which jointed appendages are articulated in pairs.节肢动物：一种节肢动物分类的节肢动物门无脊椎动物，包括昆虫，甲壳纲动物，蛛形纲动物和多足纲节肢动物，其特征为有一甲壳质成对连接副肢的外骨骼和分节的身体〔chela〕A pincerlike claw of a crustacean or an arachnid, such as a lobster, crab, or scorpion.螯：如龙、虾、蟹或蝎等甲壳纲动物蜘蛛纲动物的钳样爪 |
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