| 单词 | 胚胎 |
| 释义 | 〔abort〕To cause the expulsion of (an embryo or fetus) before it is viable.使堕胎：在（胚胎或胎儿）能够成活之前导致其排出〔mesenchyme〕The part of the embryonic mesoderm, consisting of loosely packed, unspecialized cells set in a gelatinous ground substance, from which connective tissue, bone, cartilage, and the circulatory and lymphatic systems develop.间叶细胞：胚胎的中胚层部分，由生长于胶状基质的、结构松散的、无特定功能的细胞组成，这些细胞将会发育成结缔组织、骨、软骨、血液及淋巴系统〔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〔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〔conception〕The entity formed by the union of the male sperm and the female ovum; an embryo or a zygote.合子：精子与卵子结合成的物体；胚胎或合子〔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〔allantois〕A membranous sac that develops from the posterior part of the alimentary canal in the embryos of mammals, birds, and reptiles. It is important in the formation of the umbilical cord and placenta in mammals. Also called allantoid 尿模：哺乳动物、鸟类和两栖动物的胚胎中在消化道后部形成的膜质液囊。对哺乳动物脐带和胎盘的形成有重要作用 也作 allantoid〔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〔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〔fetus〕In human beings, the unborn young from the end of the eighth week after conception to the moment of birth, as distinguished from the earlier embryo.胎儿：人类从开始怀孕的第八个星期到出生这一期间的有别于更早期的胚胎的幼儿〔egg〕The round or oval female reproductive body of various animals, including birds, reptiles, amphibians, fishes, and insects, consisting usually of an embryo surrounded by nutrient material and a protective covering.卵：鸟类、爬虫、两栖动物、鱼类和昆虫类等多种动物的圆形或椭圆形的雌性再生体，通常由一个被营养物质包围的胚胎和一个保护性覆盖层组成〔mesencephalon〕The portion of the vertebrate brain that develops from the middle section of the embryonic brain. Also called midbrain 中脑：脊椎脑的一部分，由胚胎脑的中间部分发育而成 也作 midbrain〔chondrocranium〕The cartilaginous cranium of an embryo before ossification.软骨颅：胚胎在骨化作用之前的软骨性头颅〔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〔embryoid〕A minute plant or animal form that resembles an embryo.胚状体：象胚胎的小的植物或动物的形状〔extraembryonic〕Of or being a structure that is outside the embryo:胚胎外的：位于胚胎外部结构的：〔embryo〕The fertilized egg of a vertebrate animal following cleavage.胚胎：卵裂后的脊椎动物的受精卵〔embryonic〕Of, relating to, or being an embryo.胚胎的：胚胎的、与胚胎有关的或形成胚胎的〔inducer〕A part or structure in an embryo that influences the differentiation of another part.诱引部分：胚胎中影响其它部分分化的部分或组织结构〔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〔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〔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〔polyembryony〕Development of more than one embryo from a single egg or ovule.多胚；多胎：从一个单个的卵子或胚珠发展出一个以上的胚胎〔midgut〕The middle section of the digestive tract in a vertebrate embryo from which the ileum, jejunum, and portions of the duodenum and colon develop. Also called mesenteron 中肠：脊椎动物胚胎中消化道的中间部分，回肠、空肠、部分十二指肠和节肠均属此部位 也作 mesenteron〔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〔ontogeny〕The origin and development of an individual organism from embryo to adult. Also called ontogenesis 个体发育：一个生物个体从胚胎到成年的由来和发展 也作 ontogenesis〔epiboly〕The growth of a rapidly dividing group of cells around a more slowly dividing group of cells, as in the formation of a gastrula.外包：在胚胎的形成中，一部分分裂快的细胞的生长包围另一部分生长慢的细胞〔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〔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〔serosa〕The chorion of a bird or reptile embryo.绒毛膜：鸟或爬行类胚胎的绒毛膜〔chorion〕The outer membrane enclosing the embryo in reptiles, birds, and mammals. In placental mammals it contributes to the development of the placenta.绒毛膜：在爬行类动物、鸟类及哺乳类动物中包含胚胎的外膜，在有胎盘哺乳动物中与胎盘的发育有关〔abort〕To give birth before the embryo or fetus is capable of surviving on its own; miscarry.流产，早产：在胚胎或婴儿能独自存活之前就出生了；流产〔abortion〕Induced termination of pregnancy and expulsion of an embryo or fetus that is incapable of survival.堕胎：促使怀孕的停止和无法存活的胚胎或胎儿排出〔stomodeum〕The anterior or oral portion of the alimentary canal of an embryo.口道：胚胎的消化道的前端或口部〔embryogenesis〕The development and growth of an embryo.胚胎发生：胚胎的发展与生长〔trophoblast〕The outermost layer of cells of the blastocyst that attaches the fertilized ovum to the uterine wall and serves as a nutritive pathway for the embryo. Also called trophoderm 胚胎滋养层：囊胚细胞的最外层，它会将受精卵与子宫壁连在一起，同时它是胚胎获取营养的通道 也作 trophoderm〔entoblast〕Any of the blastomeres of an embryo from which the endoderm develops.内胚层：指任何可生长成内胚层的胚胎分裂球〔conceptus〕The product of conception at any point between fertilization and birth. It includes the embryo or the fetus as well as the extraembryonic membranes.胚胎：从受精到出生期间任一阶段产物的通称，它包括了合子或胎儿甚至胚胎膜〔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〔blastoderm〕The layer of cells formed by the cleavage of a fertilized mammalian egg. It later divides into the three germ layers from which the embryo develops.胚盘：由哺乳动物受精卵分裂而形成的细胞层。后期分裂为三层，胚胎由此发育 |
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