| 单词 | posterior |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔Bell's Law〕An axiom stating that the anterior or ventral roots of the spinal nerves are motor and the posterior or dorsal roots are sensory.贝尔定律：该定律说明脊柱神经前面或下面的神经根是运动根，而后面或背面的神经根为感觉根美国传统〔Wernicke's area〕An area in the posterior temporal lobe of the left hemisphere of the brain involved in the recognition of spoken words.韦尼克区：大脑的左半部在颞颥叶的后部的一片区域，参与辨认口语美国传统〔a posteriori〕You can't justify what you did a posteriori.你无法通过事实证明你所做的这一切是对的。韦氏高阶〔abdomen〕The posterior segment of the body in arthropods.腹部：节肢动物身体的后面部分美国传统〔back〕The posterior portion of the trunk of the human body between the neck and the pelvis; the dorsum.背部：人体躯干的后部，在脖子和骨盆之间；背部美国传统〔bidet〕A fixture similar in design to a toilet that is straddled for bathing the genitals and the posterior parts.清洗盆：一种在设计上像便池的固定装置，可叉开腿跨坐于上洗浴生殖器和臀部美国传统〔bristletail〕Any of various wingless insects of the order Thysanura, such as the silverfish, having bristlelike posterior appendages.衣鱼：一种缨尾目的无翅昆虫，长有刚毛状后鳍，如蠹虫美国传统〔buttock〕Either of the two rounded prominences on the human torso that are posterior to the hips and formed by the gluteal muscles and underlying structures.半边屁股，臀部：人的躯体上位于臀部的由臀肌和下层组织构成的两个圆形突起的任何一个美国传统〔caudad〕Toward the tail or posterior end of the body; caudally.向后地：向尾部或身体后端；尾部地美国传统〔clasper〕A posterior extension on each of the pelvic fins of male elasmobranch fishes that aids in the transmission of sperm during copulation.交合突，鳍脚：雄性板腮亚纲鱼的每支腹鳍的前端延伸，在交配中辅助精子的传递美国传统〔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〔dorsal root〕The more posterior of the two nerve fiber bundles of a spinal nerve that carries sensory information to the central nervous system.背神经后根：向神经中枢传递感觉信息的构成脊椎神经的两个神经纤维束中更靠后的一根美国传统〔epididymis〕A long, narrow convoluted tube, part of the spermatic duct system, that lies on the posterior aspect of each testicle, connecting it to the vas deferens.附睾：一个长而窄并迂回的管子，为输精组织一部分，位于睾丸后部，通向输精管美国传统〔flocculus〕Anatomy Either of two small lobes on the lower posterior border of the cerebellum.【解剖学】 小脑绒球：小脑后部边缘下方的两块小叶之一美国传统〔forceps〕A pincerlike pair of movable appendages at the posterior end of the abdomen in certain insects, such as earwigs.尾铗：一种形如钳子的可移动附属物，附着在某些昆虫腹部的后端，比如蠼螋美国传统〔fourchette〕Anatomy A small band or fold of mucous membrane forming the posterior margin of the vulva and connecting the posterior ends of the labia majora.【解剖学】 阴唇系带：一小条构成外阴后部的黏膜，连结大阴唇的后部美国传统〔heel〕The part, as of a sock, shoe, or stocking, that covers the rounded posterior portion of the human foot.（鞋、袜等物）的后跟：袜子或鞋的盖住人类脚部圆形后半部的部分美国传统〔heel〕The rounded posterior portion of the human foot under and behind the ankle.踵，脚跟：人踝关节后下部分的脚的后部呈圆形的部分美国传统〔hind limb〕A posterior appendage, such as a leg, wing, or flipper.后肢，下肢：（动物或昆虫的）后部的附属物，如肢，翅或鳍美国传统〔hindquarter〕The posterior portion of a side of beef, lamb, veal, or mutton, including a hind leg and one or two ribs.后腿肉：供食用的牛、小牛、羊或羔羊的一侧后半身，包括一条腿和一些排骨美国传统〔hip〕A homologous posterior part in quadrupeds.四足动物的类似的后部美国传统〔hornworm〕The larva of the hawk moth, having a hornlike posterior segment.天蛾幼虫：天蛾的幼虫，生有角状尾部体节美国传统〔laminectomy〕Surgical removal of the posterior arch of a vertebra.椎板切除术：切除脊椎后弓的手术美国传统〔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〔neurohypophysis〕The posterior portion of the pituitary gland, having a rich supply of nerve fibers and releasing oxytocin and vasopressin.神经垂体：脑下垂体的后侧部分，能产生丰富的神经纤维和释放催产素和血管加压素美国传统〔occipital bone〕A curved, trapezoid compound bone that forms the lower posterior part of the skull; the occipital.枕骨：一根弯曲的、不规则四边形的复合骨，形成头颅的下后部美国传统〔occipital lobe〕The posterior lobe of each cerebral hemisphere, having the shape of a three-sided pyramid and containing the visual center of the brain.枕骨脑叶：每个脑干半球的后部脑叶，呈三面金字塔形，含有大脑中视觉中心美国传统〔perineum〕The region between the scrotum and the anus in males, and between the posterior vulva junction and the anus in females.会阴：男性阴囊和肛门间的部分，女性臀部与阴户结合处与肛门间的部分美国传统〔pituicyte〕A small branching cell of the posterior lobe of the pituitary gland.垂体后叶小细胞：位于脑垂体腺的后裂片上的小型分枝细胞美国传统〔pituitary〕Medicine An extract from the anterior or posterior lobes of the pituitary gland, prepared for therapeutic use.【医学】 垂体制剂：从垂体的前叶或后叶提取的制剂，为治疗作准备美国传统〔posteriority〕The condition of being posterior in location or time.在后：在位置上或时间上较靠后的状况美国传统〔posterior〕He dropped on his posteriors.他一屁股坐在地上。英汉大词典〔posterior〕He paused a moment to raise his posterior from the chair.他停顿了一下从椅子上站起。英汉大词典〔posterior〕If you would kindly move your posterior just a fraction to the right, I might get by.如果你能把尊臀向右移一点点，我就能过去了。剑桥高阶〔posterior〕The man squeezed his large posterior into the chair.那个男人勉强把他的大屁股挤进椅子坐下了。韦氏高阶〔posterior〕The tail of an animal is on the posterior part of the body.动物的尾巴长在身体的后部。英汉大词典〔postganglionic〕Located posterior or distal to a ganglion.神经节后的：位于神经节后部或末端的美国传统〔postnasal drip〕The chronic secretion of mucus from the posterior nasal cavities, often caused by a cold or an allergy.后鼻滴涕：从鼻腔后部流出的周期性粘液分泌物，通常由感冒或过敏症引起美国传统〔postnasal〕Located or occurring posterior to the nose.鼻后的：位于鼻后的，或发生于鼻后的美国传统〔pygidium〕The posterior body region or caudal segment of certain insects and other invertebrates.尾节，尾板：特定昆虫以及其他无脊椎动物的后部的身体或尾部美国传统〔sacrum〕A triangular bone made up of five fused vertebrae and forming the posterior section of the pelvis.骶骨：由五块连接在一起的椎骨组成的三角形的骨骼，形成脊椎尾部美国传统〔tail fin〕A fin at the posterior part of the body of a fish, crustacean, whale, or other aquatic animal.尾鳍：鱼、甲壳纲动物、鲸或其它水生动物身体后部的一个鳍美国传统〔tail〕The posterior part of an animal, especially when elongated and extending beyond the trunk or main part of the body.尾：一个动物的后部，尤指当这部分呈细长状并伸至躯干或身体的主要部分以外时美国传统〔thalamus〕Anatomy A large ovoid mass of gray matter situated in the posterior part of the forebrain that relays sensory impulses to the cerebral cortex.【解剖学】 丘脑：将感觉冲动传入大脑皮层的位于前脑后部的大卵圆形灰质块美国传统〔tonguefish〕Any of various marine flatfishes of the family Cynoglossidae, having the posterior part of the body tapering to a point.舌鳎：一种海洋平头鱼，属舌鳎科，其身体后部极窄，形成一个点美国传统〔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美国传统〔uropygium〕The posterior part of a bird's body, from which the tail feathers grow.尾臀：鸟体的后部，尾羽从此部分生长美国传统〔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He paused a moment to raise his posterior from the chair. 他停顿了一下，从椅子上立起来。译典通If you would kindly move your posterior just a fraction to the right, I might get by.如果你能把屁股向右移一点点儿，我就能过去了。剑桥国际 |
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