| 单词 | embryonic |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔DEVELOP〕Online gambling as an industry is still illegal and embryonic. 网上赌博作为一种行业到目前为止仍是非法的，尚处于萌芽阶段。朗文写作活用〔DEVELOP〕The program is still in the embryonic stage, but we are confident of its success. 该计划尚在萌芽阶段，但我们有信心它会成功。朗文写作活用〔Wolffian duct〕The embryonic duct of the mesonephros, which in the male becomes the vas deferens and in both sexes gives rise to the ureter.沃尔夫氏管，中肾管：中肾的胚胎导管，在雄性中变成输精管，在雌雄两性中都发育成输尿管美国传统〔amniote〕Any of a group of vertebrates that have an amnion during embryonic development, including reptiles, birds, and mammals.脊椎动物，羊膜动物：任一种在胚胎发育期间有羊膜的脊椎动物，包括爬行动物、鸟类和哺乳动物美国传统〔anlage〕Biology The initial clustering of embryonic cells from which a part or an organ develops; primordium.【生物学】 原基，芽基，胚基：长出部位或器官的胚胎细胞群；原基美国传统〔archencephalon〕The part of the primitive embryonic brain from which the forebrain and midbrain develop.原脑：原生的萌芽期大脑部分，由之发展成前脑和中脑美国传统〔blastema〕A mass of embryonic cells from which an organ or a body part develops, either in normal development or in the regeneration of a lost body part.胚基：身体某部分或一器官由此发育的一组胚胎细胞，或正常发育或失去的身体某部分的再生能力美国传统〔blastomere〕Any of the cells resulting from the cleavage of a fertilized ovum during early embryonic development.分裂球：在早期胚胎发育时受精卵分裂产生的任何细胞美国传统〔chondrocranium〕A portion of the embryonic cranium forming the bones of the base of the skull and eventually undergoing ossification.软骨颅：胚胎的头颅中形成颅骨基部骨头并最终被骨化的部分美国传统〔coleoptile〕A protective sheath enclosing the shoot tip and embryonic leaves of grasses.胚芽鞘：裹在草的芽尖和胚芽外层的保护鞘美国传统〔coleorhiza〕A protective sheath enclosing the embryonic root of grasses.胚根鞘：裹在草的芽根外层的保护鞘美国传统〔dicotyledon〕A flowering plant with two embryonic seed leaves or cotyledons that usually appear at germination.双子叶植物：具有两片胚籽的或通常在萌芽上有双子叶的花卉植物美国传统〔differentiate〕Biology To undergo a progressive, developmental change to a more specialized form or function. Used especially of embryonic cells or tissues.【生物学】 分化：不断发生进行的发展变化，从而结构或机能更特殊。尤其指胚胎细胞或组织的发育美国传统〔differentiation〕Biology The process by which cells or tissues undergo a change toward a more specialized form or function, especially during embryonic development.【生物学】 分化：细胞历经改变的过程，变成更特殊的形式或功能，特别是在发展初期时美国传统〔diploblastic〕Derived from two embryonic germ layers, the ectoderm and the endoderm. Used of lower invertebrates, such as sponges and coelenterates.双胚层的：具有两个胚层（外胚层和内胚层）的。用于低等无脊椎动物，如寄生虫和腔肠动物美国传统〔ectomorph〕An individual having a lean, slightly muscular body build in which tissues derived from the embryonic ectoderm predominate.瘦型体质者：由胚胎胚层发育而成的组织形成的瘦型的、肌肉不发达的人美国传统〔embryology〕The embryonic structure or development of a particular organism.发生学：一种特定有机体的胚胎的结构或发展美国传统〔embryonic〕Romania's embryonic democracy.罗马尼亚处于萌芽阶段的民主政体柯林斯高阶〔embryonic〕The plan, as yet, only exists in embryonic form.这个计划迄今为止还只是在酝酿之中。牛津高阶〔embryonic〕The plans are still only in embryonic form.计划还只是在酝酿之中。朗文当代〔embryonic〕The project is still at an embryonic stage.这个项目仍处于刚起步阶段。剑桥高阶〔embryonic〕The tourism industry there is still in/at an embryonic stage.那里的旅游业仍处于起步阶段。韦氏高阶〔endomorph〕Physiology An individual characterized by relative prominence of the abdomen and other soft body parts developed from the embryonic endodermal layer.【生理学】 胖型体质者：内胚层体型者，指以相对明显突出的腹部及其它由内胚房发展而来的身体柔软部分均较明显隆起的人美国传统〔forebrain〕The most anterior of the three primary regions of the embryonic brain from which the telencephalon and diencephalon develop.前脑：大脑胚胎三个主要区域中最靠前的一个，端脑与间脑从这里发育美国传统〔forebrain〕The segment of the adult brain that develops from the embryonic forebrain and includes the cerebrum, thalamus, and hypothalamus.前脑部分：成人大脑的一部分，由前脑胚胎发育而成，包括大脑、下丘脑及丘脑美国传统〔foregut〕The anterior part of the embryonic alimentary canal of a vertebrate from which the pharynx, lungs, esophagus, stomach, liver, pancreas, and duodenum develop.前肠：脊椎动物消化道的前部，由此产生出咽、肺、食管、胃、肝脏、胰和十二指肠美国传统〔gut〕The embryonic digestive tube, consisting of the foregut, the midgut, and the hindgut.肠：胚胎的消化管，包括前肠，中肠和后肠美国传统〔hindgut〕The caudal portion of the embryonic alimentary canal in vertebrates.后肠：脊椎动物的未发育全的消化道的尾部美国传统〔incubate〕To sit on (eggs) to provide heat, so as to promote embryonic development and the hatching of young; brood.孵化：坐在（蛋）上以提供热量，促进胚胎的生长和孵化出小生命；孵卵美国传统〔isogenous〕Having the same or similar origin, as organs or parts derived from the same embryonic tissue.同源的：有相同或近似的本源的，如从相同的胚胎组织发展而来的器官或部分美国传统〔mesogastrium〕The portion of the embryonic mesentery that is attached to the early stomach.胃系膜：与早期胃部相连接的胚胎隔膜的一部分美国传统〔mesomorphic〕Anatomy Having or characterized by a robust, muscular body build caused by the predominance of structures developed from the embryonic mesodermal layer.【解剖学】 具有运动型体格的：由胚胎中胚层发育而来，因结构占优势而促成健壮高大的体型的、或以此为特征的美国传统〔metamerism〕The condition of having the body divided into metameres, exhibited in most animals only in the early embryonic stages of development.位变异构：身体被分成一系列相同体节的状况，在大多数动物中仅存于胚胎发育的早期阶段美国传统〔metencephalon〕The anterior part of the embryonic hindbrain, which gives rise to the cerebellum and pons.后脑：胚胎后脑的前面部分，后发育成小脑和桥美国传统〔monozygotic〕Derived from a single fertilized ovum or embryonic cell mass. Used especially of identical twins.单卵的：由一个受精卵或胚胎细胞群而派生来的。尤指用于同卵双美国传统〔morphogen〕Any of various chemicals in embryonic tissue that influence the movement and organization of cells during morphogenesis by forming a concentration gradient.构形素，定形素：在形态发生过程中通过形成浓度梯度从而对细胞的运动和组织产生影响的胚胎组织中多种化学品的任何一种美国传统〔morula〕The spherical embryonic mass of blastomeres formed before the blastula and resulting from cleavage of the fertilized ovum.桑椹胚：形成于囊胚之前且处于胚胎期内的球形裂球群，由受精卵细胞的分裂而成美国传统〔myelencephalon〕The posterior portion of the embryonic hindbrain, from which the medulla oblongata develops.末脑：胚胎期后脑的后部，延髓在此发育美国传统〔neuroblast〕An embryonic cell from which a nerve cell develops.成神经细胞：发育成神经细胞的胚胎细胞美国传统〔neurulation〕The formation of the embryonic neural plate and its transformation into the neural tube.神经管形成：胚胎神经板的形成及其朝神经管的转变美国传统〔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〔otocyst〕The structure formed by invagination of the embryonic ectodermal tissue that develops into the inner ear.听泡，听囊：由于发育入内耳的未成熟胚层组织套叠所形成的结构美国传统〔palingenesis〕Biology The repetition by a single organism of various stages in the evolution of its species during embryonic development.【生物学】 重演（性）发生；重演（性）变态：单个的有机体在物种的发展过程中在胚胎发展中所经历的不同阶段的重复演变美国传统〔postembryonic〕Following the embryonic stage of development.胚胎后期的：在胚胎发育期之后的美国传统〔principally〕Embryonic development seems to be controlled principally by a very small number of master genes.胚胎发育似乎主要受制于少数主导基因。柯林斯高阶〔proctodeum〕An inward fold on the surface of the embryonic ectoderm that develops into part of the anal passage.原肛肛道：胚胎消化道表面的凹陷，发育成直肠的一部分美国传统〔recapitulate〕Biology To appear to repeat (the evolutionary stages of the species) during the embryonic development of the individual organism.【生物学】 重演：在个体有机体胚胎培育发展中重现（物种进化的过程）美国传统〔splanchnopleure〕A layer of embryonic cells formed in vertebrates by association of part of the mesoderm with the endoderm and developing into the wall of the viscera.胚脏壁，脏腑层：通过中胚层和内胚层联结而形成的脊椎动物的胚胎细胞层，并发展成内脏美国传统〔spongioblast〕Any of the embryonic epithelial cells that give rise to the neuroglia.成胶质细胞，无轴索细胞：一种胚胎上皮细胞，生成胶质神经美国传统The embryonic phase begins when the egg is fertilized and ends when the animal hatches or is born.胚胎阶段始于卵受精时，结束于幼儿被孵化或生产时。剑桥国际 |
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