| 单词 | 脊椎动物 |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔acantha〕A sharp spiny part or structure, such as the spinous process of a vertebra.脊柱，椎骨脊突：带尖刺的部位或结构，如脊椎动物的棘状突起美国传统〔anabiosis〕A state of suspended animation, especially one in which certain aquatic invertebrates are able to survive long periods of drought.失水休眠：一种休眠状态，特别指某些水生非脊椎动物能够经受长时间干旱的状态美国传统〔animal heat〕The heat generated in the body of a warm-blooded vertebrate as the result of its physiological and metabolic processes.体温：温血脊椎动物的身体在生理和代谢过程中产生的热量美国传统〔aortic arch〕One of a series of paired arteries in a vertebrate embryo that connects the ventral arterial system to the dorsal arterial system.主动脉弓：脊椎动物胚胎内一系列成对的动脉之一，它将腹动脉系统与背动脉系统连结起来美国传统〔backbone〕The vertebrate spine or spinal column.脊骨：脊椎动物的脊椎或脊柱美国传统〔batrachian〕A vertebrate amphibian.两栖类脊椎动物美国传统〔batrachian〕Of or relating to vertebrate amphibians without tails, such as frogs and toads.无尾两栖脊椎动物：无尾的脊椎两栖类的，如青蛙和蟾蜍美国传统〔bird〕Any of the class Aves of warm-blooded, egg-laying, feathered vertebrates with forelimbs modified to form wings.鸟，禽：一种鸟纲温血、卵生、有羽毛的脊椎动物，前肢演变形成翅膀美国传统〔biting fly〕A dipteran fly, such as a mosquito, midge, or horsefly, with mouthparts that are adapted to biting and piercing humans and other invertebrates.双翅飞虫：双翅飞虫（如蚊子、蠓或马蝇)，具有叮咬和刺入人类及其它无脊椎动物的口器美国传统〔blood〕A functionally similar fluid in animals other than vertebrates.生命液：除脊椎动物以外的其他动物体内功能相当于血液的体液美国传统〔brain〕A functionally similar portion of the invertebrate nervous system.脑：无脊椎动物神经系统中具有类似功能的部分美国传统〔central nervous system〕The portion of the vertebrate nervous system consisting of the brain and spinal cord.中枢神经系统：脊椎动物的神经系统中由脑和脊髓组成的部分美国传统〔clavicle〕One of the bones of the pectoral girdle in many vertebrates.胸带骨：许多脊椎动物的胸带骨中的一块美国传统〔cloaca〕The posterior part of the intestinal tract in various invertebrates.泄殖腔：各种无脊椎动物内肠道的后部分美国传统〔coliform〕Of or relating to the bacilli that commonly inhabit the intestines of human beings and other vertebrates, especially the colon bacillus.大肠杆菌的：寄生在人类和其他脊椎动物的直肠中的细菌的或与之相关的，尤其是结肠菌美国传统〔cranium〕The skull of a vertebrate.脊椎动物的头颅美国传统〔creatine kinase〕An enzyme present in muscle, brain, and other tissues of vertebrates that catalyzes the reversible conversion of ADP and phosphocreatine into ATP and creatine.肌酸激酶：一种存在于脊椎动物的肌肉、脑髓以及其它组织中的酶，对二磷酸腺苷、磷酸肌酸和三磷酸腺苷、肌酸之间的可逆转换能起催化作用美国传统〔cuticle〕Zoology The noncellular, hardened or membranous protective covering of many invertebrates, such as the transparent membrane that covers annelids.【动物学】 护膜：许多非脊椎动物的非细胞的、硬化或膜状的保护性覆盖层，如覆盖节肢动物的透明膜状物美国传统〔cyclostome〕Any of various primitive eellike vertebrates of the class Agnatha, such as a lamprey, lacking jaws and true teeth and having a circular, sucking mouth.圆口纲脊椎动物：一种类似鳗鱼的无颚纲原始脊椎动物，如盲鳗，没有下颚和真正的牙齿，而长着圆形吮吸的嘴美国传统〔digit〕A corresponding part in other vertebrates.手指，足趾：其它脊椎动物相对应的部位美国传统〔ectoderm〕The outermost of the three primary germ layers of an embryo, from which the epidermis, nervous tissue, and, in vertebrates, sense organs develop.外胚层：胚胎最初三层胚层中的最外一层，由此发育成为表皮、神经组织和脊椎动物的感觉器官美国传统〔encephalon〕The brain of a vertebrate.脑：脊椎动物的脑美国传统〔endoskeleton〕An internal supporting skeleton, derived from the mesoderm, that is characteristic of vertebrates and certain invertebrates.骨骼：体内支撑的骨骼，由中胚层而来的，是脊椎动物及某些无脊椎动物所特有的特性美国传统〔epidermis〕An integument or outer layer of various invertebrates.表皮皮层：非脊椎动物最外层的皮层美国传统〔epidermis〕The outer, protective, nonvascular layer of the skin of vertebrates, covering the dermis.表皮：脊椎动物真皮之外的一层无血管的保护性皮层美国传统〔eyespot〕A simple visual organ of certain invertebrates consisting of a sensory ending covered by light-sensitive, pigmented cells.眼点：某个无脊椎动物的一个简单的视觉器官，由覆盖着感光的色素细胞的感觉末梢组成美国传统〔femur〕A functionally similar bone in the leg or hind limb of a vertebrate animal.大腿骨：脊椎动物腿上或后肢功能相近的骨骼美国传统〔fetus〕The unborn young of a viviparous vertebrate having a basic structural resemblance to the adult animal.胎：基本结构与成年动物相似的胎生脊椎动物未出生的幼子美国传统〔fish〕Any of various primitive aquatic vertebrates of the class Cyclostomata, lacking jaws and including the lampreys and hagfishes.鳗类，鳗：无颚的各种原始水生圆口纲脊椎动物中的一种，包括七鳃鳗和盲鳗美国传统〔flesh〕The soft tissue of the body of a vertebrate, covering the bones and consisting mainly of skeletal muscle and fat.肌肉组织：脊椎动物身体主要由骨骼肌和脂肪构成的软组织，覆在骨骼上美国传统〔foot〕A structure used for locomotion or attachment in an invertebrate animal, such as the muscular organ extending from the ventral side of a mollusk.足部：无脊椎动物用于移动或接连的结构，比如软体动物腹侧延伸的强壮器官美国传统〔gape〕Zoology The width of the space between the open jaws or mandibles of a vertebrate.【动物学】 宽度：脊椎动物张开的颔骨或下颚之间空间的宽度美国传统〔gizzard〕A similar digestive organ found in certain invertebrates, such as the earthworm.砂囊，胃，内脏：在一些的无脊椎动物身上有类似的消化器官，如蚯蚓美国传统〔head〕The uppermost or forwardmost part of the body of a vertebrate, containing the brain and the eyes, ears, nose, mouth, and jaws.头部：脊椎动物身体的最高部或最前部，包括大脑、眼睛、耳朵、鼻子、嘴巴和下颌美国传统〔hemolymph〕The circulatory fluid of certain invertebrates, analogous to blood in arthropods and to lymph in other invertebrates.血淋巴：某些无脊椎动物的循环体液，在节肢动物中起血液作用，在另外一些无脊椎动物中起淋巴的作用美国传统〔interclavicle〕A bone located in front of the sternum and between the clavicles in certain vertebrates, such as reptiles and amphibians.间锁骨：某些脊椎动物，如爬行动物和两栖动物，胸骨前和锁骨间的一块骨头美国传统〔invertebrate〕An animal, such as an insect or a mollusk, that lacks a backbone or spinal column.无脊椎动物：缺少脊骨或脊柱的动物，例如昆虫或软体动物美国传统〔invertebrate〕Invertebrates, such as worms, are the main diet of these water birds.蠕虫之类的无脊椎动物是这些水鸟的主要食物。剑桥高阶〔invertebrate〕Worms are invertebrates.蠕虫是无脊椎动物。韦氏高阶〔joint〕A point in the exoskeleton of an invertebrate at which movable parts join, as along the leg of an arthropod.节：非脊椎动物外骨骼各个可活动部位连接的点，如节肢动物的腿节美国传统〔leg〕The part of the limb between the knee and foot in vertebrates.腿：脊椎动物四肢上位于膝盖和脚部之间的那部分美国传统〔liver〕An organ in invertebrates that is similar to the vertebrate liver.肝：位于无脊椎动物体内与脊椎动物的肝脏相似的器官美国传统〔long bone〕Any of several elongated bones of vertebrate limbs that have a roughly cylindrical shaft containing marrow.长骨：脊椎动物肢体延长的几块骨之一，大致呈圆柱形，内有骨髓美国传统〔mandible〕Any of various mouth organs of invertebrates used for seizing and biting food, especially either of a pair of such organs in insects and other arthropods.上颚：任一无脊椎动物用于啄咬食物的器官，尤指昆虫或其它节肢动物的上颚或下颚美国传统〔manus〕The distal part of the forelimb of a vertebrate, including the wrist and hand or the carpus and forefoot.前足：脊椎动物前肢的末端，包括手腕和手或脚腕和前足美国传统〔maxilla〕A homologous bone of the skull in other vertebrates.其他脊椎动物头盖骨中的相应骨头美国传统〔mesomere〕The middle zone of the mesoderm of a chordate vertebrate embryo, from which excretory tissue develops.中胚叶节：脊索类脊椎动物胚胎的中胚层的中间部分，最终会发育成排泄组织美国传统〔monocyclic〕Biology Having a single whorl, as certain flowers and the shells of certain invertebrates.【生物学】 单轮的：只有一轮的，如某些花和某些无脊椎动物的外壳美国传统〔myc〕Any of a group of vertebrate oncogenes whose product, a DNA binding protein, is thought to promote the growth of tumor cells.真菌：脊椎动物致瘤基因的一种，其产物去氧糖核酸结合性蛋白质被认为促使了肿瘤细胞的生长美国传统〔myoblast〕An undifferentiated cell in the mesoderm of the vertebrate embryo that is a precursor of a muscle cell.成肌细胞：未分化细胞，在作为肌细胞前体的脊椎动物胚胎的中胚层内美国传统〔myotome〕The segment of a somite in a vertebrate embryo that differentiates into skeletal muscle.肌节：在脊椎动物的胚胎中，分成骨胳肌的部分体节美国传统〔naris〕An external opening in the nasal cavity of a vertebrate; a nostril.鼻孔：脊椎动物鼻腔外部开口；鼻孔美国传统〔nephridium〕A tubular excretory organ in many invertebrates, such as mollusks and earthworms.肾管：许多脊椎动物，比如软体动物和蚯蚓的管状排泄器官美国传统〔nephridium〕The excretory organ of a vertebrate embryo from which the kidney develops.原肾：脊椎动物胚胎的排泄器官，肾由此发展而来美国传统〔nephron〕Any of the numerous filtering units of the vertebrate kidney that remove waste matter from the blood.肾单位：脊椎动物肾内能将废物从血液中清除的无数个能起过滤作用的单位的任何一个美国传统〔neural tube〕A dorsal tubular structure in the vertebrate embryo formed by longitudinal folding of the neural plate and differentiating into the brain and spinal cord.神经管：脊椎动物胚胎背脊部管状结构，它由神经板纵向折叠形成，并分化为脑神经和脊髓神经美国传统〔notochord〕A similar structure in embryos of higher vertebrates, from which the spinal column develops.脊索：更为高等的脊椎动物胚胎中的类似结构，脊椎骨由此发育美国传统〔ocellus〕A small simple eye, found in many invertebrates, usually consisting of a few sensory cells and a single lens.单眼：小而简单的眼，出现于多种无脊椎动物，通常含有一些感官细脆和单一眼睛水晶体美国传统〔optic vesicle〕An evagination on either side of the embryonic forebrain from which the optic nerve and retina develop.眼泡：脊椎动物胚胎前脑外的侧壁向外胀出的部分，从这里发育成视神经和视网膜美国传统〔otolith〕One of many minute calcareous particles found in the inner ear of certain lower vertebrates and in the statocysts of many invertebrates.耳石：某些低等脊椎动物的内耳和许多无脊椎动物的平衡囊中的细小石灰质微粒美国传统〔ovary〕The usually paired female or hermaphroditic reproductive organ that produces ova and, in vertebrates, estrogen and progesterone.卵巢：通常成对的雌性或雌雄同体动物的生殖器官，产生卵细胞，脊椎动物的此类器官产生雌性激素和孕激素美国传统〔ovoviviparous〕Producing eggs that hatch within the female's body without obtaining nourishment from it. Used of certain fishes and reptiles and many invertebrates.卵胎生的：不需从母体内吸取营养，在母体内产卵并发育。用于某些鱼类或爬行动物和许多无脊椎动物美国传统〔pectoral fin〕Either of the anterior pair of fins attached to the pectoral girdle of fishes, corresponding to the forelimbs of higher vertebrates.胸鳍：一对紧附于鱼的环状胸骨的前鳍且与更高等的脊椎动物的前肢相对应的任一个美国传统〔peduncle〕Zoology A stalklike structure in invertebrate animals, usually serving as an attachment for a larger part or structure.【动物学】 肉柄：脊椎动物通常作为一个更大的部分或结构的附着物的茎状结构美国传统〔peristome〕Zoology The area or parts around the mouth in certain invertebrates.【动物学】 口缘：某些无脊椎动物口部周围地区美国传统〔pes〕A foot or footlike part, especially the foot of a four-footed vertebrate.脚，足：脚或类似脚的部位，尤其指四足脊椎动物的足美国传统〔premaxilla〕Either of two bones located in front of and between the maxillary bones in the upper jaw of vertebrates.前颌骨：位于脊椎动物上颚的上颚骨之前和之间的两块骨头中的一块美国传统〔proboscis〕The slender, tubular feeding and sucking organ of certain invertebrates, such as insects, worms, and mollusks.喙：某些无脊椎动物，如昆虫、蠕虫和软体动物细长的管状进食和吮吸器官美国传统〔pseudocoel〕An internal body cavity of some primitive invertebrates, similar to a coelom but lacking a mesodermal lining.假体腔：某些原始无脊椎动物体内腔室，与体腔相似，但是没有中胚膜美国传统〔radius〕A similar bone in many vertebrates.桡骨：许多脊椎动物具有的类似的骨头美国传统〔rib〕A similar bone in most vertebrates.脊椎动物的类似部分：大多数脊椎动物中类似的骨头美国传统〔shank〕A corresponding part in other vertebrates.动物胫部：其它脊椎动物的相应部位美国传统〔shoulder〕The joint of a vertebrate animal that connects the forelimb to the trunk.肩胛：脊椎动物连接前腿与躯干的关节美国传统〔skull〕The bony or cartilaginous framework of the head of vertebrates, made up of the bones of the braincase and face; cranium.颅骨，头盖骨：脊椎动物头骨或软骨的框架，由脑骨和脸部的骨头组成；头盖骨美国传统〔somite〕A segmental mass of mesoderm in the vertebrate embryo, occurring in pairs along the notochord and developing into muscles and vertebrae.体节：脊椎动物胚胎中胚层中的体节物质，沿脊索成对出现，后生长成肌肉或脊椎美国传统〔spermary〕An organ or a gland in which male gametes are formed, especially in invertebrate animals.精巢，睾丸：尤指无脊椎动物形成雄性配子的器官或腺体美国传统〔spineless〕A jellyfish is a spineless animal.水母是无脊椎动物。英汉大词典〔spine〕The spinal column of a vertebrate.脊椎动物的脊柱美国传统〔squamosal〕Of or relating to the thin, platelike part of the human temporal bone or to a corresponding part in other vertebrates.鳞状骨的：人体内暂时性骨头上薄薄的盘状物或与之有关的，或者其他脊椎动物相应的类似特征的美国传统〔stomach〕A similar digestive structure of many invertebrates.似胃的：许多无脊椎动物的相似的消化器官美国传统〔testis〕An analogous gland in an invertebrate animal, such as a hydra or a mollusk.睾丸：无脊椎动物如水螅或软体动物的类似腺体美国传统〔tetrapod〕A vertebrate animal with four feet, legs, or leglike appendages.四足动物：有四只脚，腿或腿样附器的脊椎动物美国传统〔toe〕One of the digits of a vertebrate.趾：脊椎动物的足趾中的一个美国传统〔toe〕The terminal segment of an invertebrate's limb.无脊椎动物肢体的末端美国传统〔tongue〕An analogous organ or part in invertebrate animals, as in certain insects or mollusks.喙，齿舌：某些昆虫或软体动物等无脊椎动物所具有的舌状器官或身体部位美国传统〔tooth〕A similar structure in invertebrates, such as one of the pointed denticles or ridges on the exoskeleton of an arthropod or the shell of a mollusk.（其他动物的）齿：非脊椎动物的类似器官，例如节肢动物的外骨骼或软体动物的外壳上的尖锐小齿或小突起美国传统〔triploblastic〕Having three germ layers. Used of the vertebrate embryo.三重胚的：具有三层原胚层的。用于脊椎动物的胚胎美国传统〔trochanter〕Any of several bony processes on the upper part of the femur of many vertebrates.转子：在许多脊椎动物的股骨上部生出的几个粗硬的突出和其中的任何一个美国传统〔trochophore〕The small, free-swimming, ciliated aquatic larva of various invertebrates, including certain mollusks and annelids.担轮动虫：多种水生无脊椎动物，体型很小能自由游动的、有纤毛的幼虫，包括某些软体动物和环节动物的幼虫美国传统〔turbinate〕Anatomy Of, relating to, or designating a small curved bone that extends horizontally along the lateral wall of the nasal passage in higher vertebrates.【解剖学】 鼻甲的：与一片沿高级脊椎动物腔侧壁水平延伸的小而弯曲的骨有关的美国传统〔ulna〕A corresponding bone in the forelimb of other vertebrates.其他脊椎动物的前肢上相应的骨头美国传统〔vagina〕A similar part in some invertebrates.非脊椎动物的与前者相类似的部分美国传统〔verge〕The male organ of copulation in certain invertebrates. 雄性生殖器官：某些无脊椎动物的雄性生殖器官美国传统〔voice〕The sound produced by the vocal organs of a vertebrate, especially a human being.说话声，口声：脊椎动物用发音器官制造的声音，尤指人类美国传统〔vomer〕A thin flat bone forming the inferior and posterior part of the nasal septum and dividing the nostrils in most vertebrates.犁骨：形成鼻中隔膜下后部的一块薄而平的骨头，在大多数脊椎动物中分开鼻孔美国传统〔worm〕The kiwi bird eats worms, other invertebrates, and berries.奇翼鸟以蠕虫、其他无脊椎动物和浆果为食。剑桥高阶〔zoochlorella〕Any of numerous unicellular green algae that live symbiotically within the cells of other organisms, especially those of many freshwater invertebrates.虫绿藻：一种单细胞绿藻，共生地生长在其他生物体的细胞内，尤指许多淡水的无脊椎动物细胞内美国传统〔zooxanthella〕Any of various yellow-green algae that live symbiotically within the cells of other organisms, such as those of certain radiolarians and marine invertebrates.动物黄藻：与其它生物细胞共生的黄绿色海藻，如某些放射虫和海生无脊椎动物美国传统All vertebrates have a spinal column (=a line of bones down the centre of the back).所有的脊椎动物都有脊柱。剑桥国际Birds, fish, mammals, amphibians and reptiles are all vertebrates.鸟类、鱼类、哺乳动物、两栖和爬行动物都是脊椎动物。剑桥国际 |
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