| 单词 | tract |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔AREA〕There are large tracts of vacant land near the river, which could be used for farming. 沿河有大片大片的空地，可以用来耕种。朗文写作活用〔AREA〕Vast tracts of Brazilian rain forest continue to be cut down every year. 每年，巴西都有大片的热带雨林不断遭到砍伐。朗文写作活用〔acoelous〕Lacking a true body cavity or digestive tract.无体腔的，无消化道的：无真正意义上的体腔的或无消化道的美国传统〔adenovirus〕Any of a group of DNA-containing viruses that cause conjunctivitis and upper respiratory tract infections in humans.腺病毒：导致人类结合腺类及上呼吸道感染的一组含有脱氧核糖核酸的病原体美国传统〔barren〕A tract of unproductive land, often with a scrubby growth of trees. Often used in the plural.贫瘠地，不毛之地：一块贫瘠的土地，通常树木低矮。常用复数美国传统〔basin〕A broad tract of land in which the rock strata are tilted toward a common center.盆地：岩层向共同的中心倾斜的广大陆地区域美国传统〔benign prostatic hyperplasia〕The principal underlying cause of men's urinary tract symptoms is benign prostatic hyperplasia.男性尿道症状的最主要原因是良性前列腺增生。剑桥高阶〔carcinoid〕A small tumor, usually found in the gastrointestinal tract, that secretes serotonin.类癌瘤：通常在胃肠道里发现的一种小肿瘤，分泌血清素美国传统〔cephalexin〕A semisynthetic analogue of cephalosporin used especially in the treatment of respiratory and urinary tract infections.头孢氨苄：一种半人工合成的头孢菌素代用物，尤用于治疗呼吸道和尿道感染美国传统〔chapbook〕A small book or pamphlet containing poems, ballads, stories, or religious tracts.小册子：包含诗歌、歌谣、故事或宗教圣经诗歌的小书或小册子美国传统〔chiasma〕Anatomy A crossing or intersection of two tracts, as of nerves or ligaments.【解剖学】 视神经交叉：如神经或韧带等两束相交或横断美国传统〔churn out〕His campaign organization began churning out tracts and posters.他的竞选团队开始大量炮制宣传手册和海报。外研社新世纪〔ciliary〕Disorders of ciliary function can lead to frequent respiratory tract infections.纤毛功能失调会导致经常出现呼吸道感染。剑桥高阶〔claim〕Something claimed in a formal or legal manner, especially a tract of public land staked out by a miner or homesteader.申请产权：以正常或合法的方式提出的对某事物的要求，尤指矿工或定居移民用桩围起的一块公共土地美国传统〔clear-cut〕A tract of timberland that has been clear-cut.林木被伐光的林地美国传统〔clear-cut〕To remove all of the trees in (a tract of timber) at one time.使皆伐：（在一个林区内）一次采伐全部树木美国传统〔clearing〕A tract of land within a wood or other overgrown area from which trees and other obstructions have been removed.皆伐区，林地开垦：在树林或灌木繁生地带内清除了树木和其它障碍的一块地美国传统〔cloaca〕The common cavity into which the intestinal, genital, and urinary tracts open in vertebrates such as fish, reptiles, birds, and some primitive mammals.泄殖腔：脊椎动物（如鱼、爬行动物、鸟和某些低级哺乳动物）的肠道、生殖道和泌尿道口通往的共用体腔美国传统〔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〔commissure〕A tract of nerve fibers passing from one side to the other of the spinal cord or brain.连合：从脊髓或脑的一边到另一边的神经纤维系统美国传统〔corridor〕A tract of land forming a passageway, such as one that allows an inland country access to the sea through another country.狭长地带：组成通道的一块土地，例如一个内陆国家穿过另一个国家到达海洋的狭长地带美国传统〔corridor〕A restricted tract of land for the passage of trains.铁路线：铁路经过有限的土地美国传统〔country〕Whole tracts of country, once fertile, have become arid.曾经富饶的大片土地现已变得贫瘠。牛津搭配〔crop〕A similar enlargement in the digestive tract of annelids and insects.消化器官：环节动物或昆虫的消化道中的类似扩大部分美国传统〔cycloserine〕An antibiotic effective against a wide range of bacteria, used especially in the treatment of tuberculosis and infections of the urinary tract.环丝氨酸：一种有效抵抗大范围细菌的抗生素，尤用于治疗结核病和尿道感染美国传统〔cystocele〕Urinary tract infections may occur because of a cystocele.膀胱膨出可能导致泌尿道感染。剑桥高阶〔dene〕A sandy tract or dune by the seashore.沙丘：海边的沙地或沙丘美国传统〔diverticulitis〕Inflammation of a diverticulum or of diverticula in the intestinal tract, causing fecal stagnation and pain.憩室炎：憩室炎或肠道憩室炎，引起粪便积滞和疼痛美国传统〔droplet infection〕An infection transmitted from one individual to another by droplets of moisture expelled from the upper respiratory tract through sneezing or coughing.飞沫传染：通过打喷嚏或咳嗽时从上呼吸道排出的小滴水汽而从一个人传给另一个人的感染美国传统〔enteritis〕Inflammation of the intestinal tract, especially of the small intestine.肠炎：肠道发炎，尤其是小肠美国传统〔enteropathogenic〕Capable of causing disease in the intestinal tract.导致肠道疾病的美国传统〔enteropathy〕A disease of the intestinal tract.肠病：一种肠道疾病美国传统〔everglade〕A tract of marshland, usually under water and covered in places with tall grass.沼泽地：沼泽地带，常被水漫过并被较高的草所覆盖美国传统〔expectorant〕Promoting or facilitating the secretion or expulsion of phlegm, mucus, or other matter from the respiratory tract.祛痰的：帮助或促进痰、黏液或其它物质从呼吸道中分泌或排出的美国传统〔extrapyramidal〕Relating to or involving neural pathways situated outside or independent of the pyramidal tracts.锥体束外的：关于或涉及维体束外的或独立于锥体束的美国传统〔farm〕A tract of land cultivated for the purpose of agricultural production.农场：一片用来生长农业产品的土地美国传统〔farm〕A tract of land devoted to the raising and breeding of domestic animals.饲养场：放牧和喂养家畜的土地美国传统〔flatulence〕The presence of excessive gas in the digestive tract.肠胃气胀：消化道内存在过多气体的状态美国传统〔flatus〕Gas generated in or expelled from the digestive tract, especially the stomach or intestines.屁：从胃或小肠等消化道中产生或排出的气体美国传统〔flush〕Water is ideal to flush the kidneys and the urinary tract.用水清洗肾脏和尿道最理想不过。柯林斯高阶〔glass〕To scan (a tract of land or forest, for example) with an optical instrument.了望，审视：用光学仪器了望（例如，一片土地或森林）美国传统〔grant〕One of several tracts of land in New Hampshire, Maine, and Vermont originally granted to an individual or a group.赠予地：新罕布什尔州，缅因州和佛蒙特州几块授予个人或团体的土地中的一块美国传统〔heath〕An extensive tract of uncultivated open land covered with herbage and low shrubs; a moor.荒地：一大片未开垦的覆盖有草本植物和低矮灌木丛的开阔地；荒野美国传统〔hemoptysis〕The coughing or spitting up of blood from the respiratory tract.咯血：从呼吸道中咳出或吐出血来美国传统〔homorganic〕Articulated in the same area of the vocal tract, as (t) and (n).以同一器官发出的：以发声域中的相同区域清晰地发音，例如发t及n的音时美国传统〔infection〕In acute infections of the urinary tract the patient may suffer severe pain.患急性尿路感染的病人可能会出现剧烈疼痛。牛津搭配〔inflationism〕The book is a tract against inflationism.这书是本反对通货膨胀政策的小册子。英汉大词典〔inguinal〕Inflammation of the inguinal nodes can be often linked to cancers in the genital tract or anal canal.腹股沟淋巴结发炎通常可以与生殖器道和肛管癌症联系起来。剑桥高阶〔inseminate〕To introduce or inject semen into the reproductive tract of (a female).授精：将精液引入或注入到（雌性生物）的生殖器官美国传统〔intervale〕A tract of low-lying land, especially along a river.洼地：一大片地势低的土地，特别是沿河的滩地美国传统〔landing field〕A tract of land used by aircraft for landing and taking off.飞机场：给飞机起飞或降落用的一片地带美国传统〔land〕A tract that may be owned, together with everything growing or constructed on it.地域：包含生长于其上的所有的东西或建筑的一片土地美国传统〔land〕The state owns vast tracts of land.该国拥有大片土地。牛津搭配〔level〕To measure the different elevations of (a tract of land) with a level.测量水平：用水准仪对（土地）做水准测量美国传统〔lie〕Large tracts of land lie neglected.大片土地任其荒芜。英汉大词典〔lithotomy〕Surgical removal of a stone or stones from the urinary tract.膀胱石切除术：切除尿道中的结石的外科手术美国传统〔location〕A tract of land that has been surveyed and marked off.已分土地：已经被测量或划分的一大片土地美国传统〔malabsorption〕Defective or inadequate absorption of nutrients from the intestinal tract.吸收不良：肠道吸收营养不良或不足美国传统〔manor〕A tract of land in certain North American colonies with hereditary rights granted to the proprietor by royal charter.永久租地：某些北美殖民地的一种地契，通过皇家宪章赋予土地所有者以继承权美国传统〔march〕A tract of land bordering on two countries and claimed by both.有争议的边界地区：两国都宣称拥有主权的两国之间的一块土地美国传统〔mark〕A tract of land in medieval England and Germany held in common by a community.公有地：中世纪英国或德国中由村社居民共有的一块土地美国传统〔marshland〕A marshy tract of land.沼泽地美国传统〔meadowland〕A tract of land having the characteristics of or used for a meadow.草地，牧场：有草地特点或用作草地的一片土地美国传统〔meadow〕A tract of grassland, either in its natural state or used as pasture or for growing hay.草地，牧场：保留原始状态、用作牧场或用于种草的一片草地美国传统〔national park〕A tract of land declared public property by a national government with a view to its preservation and development for purposes of recreation and culture.国家公园：国家政府为了保存和发展而宣布公有的地区，供娱乐和培养之用美国传统〔neuraminidase〕A hydrolytic enzyme that breaks down mucoproteins and is found chiefly in microorganisms of the respiratory and intestinal tracts.神经氨酸酶：一种分解成粘蛋白的水解酶，通常见于呼吸系统脊髓束的内脏脊髓束的显微组织美国传统〔occlusion〕Linguistics Closure at some point in the vocal tract that blocks the flow of air in the production of an oral or a nasal stop.【语言学】 阻塞：在发鼻阻音或阻塞音时，声带的某一点闭合，阻止气流通过美国传统〔parenteral〕Medicine Taken into the body or administered in a manner other than through the digestive tract, as by intravenous or intramuscular injection.【医学】 不经肠的，注射用药物的：不经过消化道而用静脉注射或肌内注射的方式进入体内或服用的美国传统〔park〕A tract of land attached to a country house, especially when including extensive gardens, woods, pastures, or a game preserve.庄园：尤指有宽大的花园、树林、草原或游戏场所的附属于乡村住房的一块土地美国传统〔park〕A large tract of rural land kept in its natural state and usually reserved for the enjoyment and recreation of visitors.自然景观保留地：乡村的大片保留天然状态且通常用于为观光游人提供娱乐和消遣的土地美国传统〔pectoral〕A medicine for relieving disorders of the chest or respiratory tract.祛痰药，舒胸药：一种用于缓解胸部或呼吸道不适的药物美国传统〔pectoral〕Useful in relieving disorders of the chest or respiratory tract.祛痰的，舒胸的：有助于缓解胸部或呼吸道不适的美国传统〔phlegm〕Thick, sticky, stringy mucus secreted by the mucous membrane of the respiratory tract, as during a cold or other respiratory infection.痰：由呼吸道粘膜分泌的浓稠而粘的黏液，如在寒冷或其它呼吸性感染期间美国传统〔phoronid〕Any of the small, wormlike marine animals of the phylum Phoronida, inhabiting a chitinous tube and having a U-shaped digestive tract.帚虫：帚虫门中的一种小的蚕状海生动物，生长在角质的管内，并有一个U型的消化道美国传统〔prairie〕An extensive area of flat or rolling, predominantly treeless grassland, especially the large tract or plain of central North America.大草原：多为广阔而无树木的平坦或起伏的草原区域，尤指北美洲中部的大平原美国传统〔pyuria〕The presence of pus in the urine, usually a sign of urinary tract infection.脓尿：尿中含脓的，常常是化脓性尿道感染的症状美国传统〔reservation〕A tract of land set apart by the federal government for a special purpose, especially one for the use of a Native American people.专用地：由联邦政府划出的用于某一特殊目的的一片土地，尤其是指供印第安人使用的土地美国传统〔respirator〕A screenlike device worn over the mouth or nose or both to protect the respiratory tract.口罩，呼吸保护器：戴在嘴上或鼻子上或同时戴在口、鼻上的屏罩似的设备，以用于保护呼吸道美国传统〔rhinovirus〕Any of a group of picornaviruses that are causative agents of disorders of the respiratory tract, such as the common cold.鼻病毒：任一种一群小核糖核酸病毒，它们引起呼吸道功能失调，例如普通伤风的致病物美国传统〔rinderpest〕An acute, often fatal, contagious viral disease, chiefly of cattle, characterized by ulceration of the alimentary tract and resulting in diarrhea.牛瘟，牛疫：一种急性的、常是致命的传染性病毒疾病，主要是牛患此病，症状为消化道的溃烂并导致腹泻美国传统〔sand〕Often sands A tract of land covered with sand, as a beach or desert. 常作 sands 沙带：被沙覆盖的地带，如海滩或沙漠美国传统〔scleroma〕An abnormally hard patch of body tissue especially in the upper respiratory tract.硬结：身体组织异常的硬结，尤指在上呼吸道美国传统〔scrub〕A growth or tract of stunted vegetation.低矮的丛林地美国传统〔sea〕A tract of water within an ocean.海域：在海洋范围内的一片水域美国传统〔sepsis〕She was treated for sepsis of the urinary tract.她接受了尿路脓毒症的治疗。韦氏高阶〔sprue〕A chronic, chiefly tropical disease characterized by diarrhea, emaciation, and anemia, caused by defective absorption of nutrients from the intestinal tract.口炎性腹泻：一种慢性的热带疾病，以腹泻、消瘦、贫血为特征，由肠道营养吸收不良引起美国传统〔sputum〕Matter coughed up and usually ejected from the mouth, including saliva, foreign material, and substances such as mucus or phlegm, from the respiratory tract.唾沫，痰：通常从嘴中咳出的杂物，包括唾液、异物和象粘液和痰等来自呼吸道的东西美国传统〔strip〕Construction began only after the tract had been denuded of trees.只有当这一地域的树木被清除干净时才能开始建造。美国传统〔strongyle〕Any of various nematode worms of the family Strongylidae, often parasitic in the gastrointestinal tract of mammals, especially horses.圆线虫：一种圆线虫科的线虫，经常寄生于哺乳动物的胃肠区，尤其是马的胃肠美国传统〔swale〕A low tract of land, especially when moist or marshy.低湿地：一种低地，尤指潮湿的或沼泽般的美国传统〔thread〕Instruments developed at the hospital allow doctors to thread microscopic telescopes into the digestive tract.医院开发研制的仪器使医生们得以将显微内镜伸入消化道。柯林斯高阶〔throat〕Anatomy The portion of the digestive tract that lies between the rear of the mouth and the esophagus and includes the fauces and the pharynx.【解剖学】 咽喉：消化道的一部分，位于口腔后部和食管之间，包括咽和喉美国传统〔tract house〕One of numerous houses of similar or complementary design constructed on a tract of land.排屋：建立在一片土地上有相似的或相互补充的设计的许多房屋中的一个美国传统〔tract〕A cold is an infection of the upper respiratory tract.感冒是上呼吸道的感染。柯林斯高阶〔tract〕A vast tract of land is ready for development.一大片广阔的土地可待开发。柯林斯高阶〔tract〕Foods are broken down in the digestive tract.食物在消化道里分解。柯林斯高阶〔tract〕Have you read John Milton's tracts on divorce? 你读过约翰‧弥尔顿论离婚的小册子吗？剑桥高阶〔tract〕Large tracts of sandy waste were reclaimed.大片大片的沙质荒地被开垦出来了。英汉大词典〔tract〕She bought a 200-acre tract out in the country.她在乡下买了一块200英亩的土地。韦氏高阶〔tract〕She produced a feminist tract, 'Comments on Birth-Control', in 1930.她 1930 年写了篇女性主义的短文《论节育》。柯林斯高阶〔tract〕The house is surrounded by vast tracts of woodland.这幢房子周围是大片的林地。剑桥高阶〔tract〕They cleared large tracts of forest for farming, logging and ranching.他们清除了大片的森林以经营农耕、采伐与畜牧。柯林斯高阶〔tract〕Vast tracts of land were being planted with these trees.大片大片的土地种上了这类树木。麦克米伦高阶〔traverse〕A line established by sighting in surveying a tract of land.横断线：在测量一块土地时通过目视确定的线美国传统〔undeveloped〕Vast tracts of the country are wild and undeveloped.乡间大片大片的荒地尚未开发。柯林斯高阶〔undeveloped〕Vast tracts of the country are wild and undeveloped.该国的大片国土还是尚未开发的荒地。外研社新世纪〔urinary tract〕A continuous anatomical tract, including the kidneys, ureters, and urethra, involved in the formation and excretion of urine.尿束：与尿的形成与排泄有关的连续的结构束，包括肾，输尿管及尿道美国传统〔urinary〕The disease also causes urinary tract infections.尿道麦克米伦高阶〔urogram〕A radiograph of the urinary tract.尿路片：尿路的X射线照片美国传统〔urography〕Radiography of the urinary tract.尿路造影术：尿路的射线照相术美国传统〔urolithiasis〕A diseased condition resulting from the formation of calculi in the urinary tract.尿结石病：由于尿路中结石而造成的有病的症状美国传统〔urology〕The branch of medicine that deals with the diagnosis and treatment of diseases of the urinary tract and urogenital system.泌尿学：有关尿路及泌尿生殖系统方面的病的诊断及治疗的医学分支美国传统〔urostomy〕Surgical construction of an artificial excretory opening from the urinary tract.尿道再生术：从尿路上弄出一个人为的泌尿口的外科制造术美国传统〔vent〕Zoology The excretory opening of the digestive tract in animals such as birds, reptiles, amphibians, and fish.【动物学】 肛门：鸟、爬行动物、两栖动物以及鱼等动物的消化道的排泄口美国传统〔wilderness〕A large wild tract of land covered with dense vegetation or forests.草木丛生处：植被或森林覆盖的大片野生土地美国传统〔yard〕A tract of ground adjacent to, surrounding, or surrounded by a building or group of buildings.院子，场地：毗邻、围绕建筑物的一块场地，或被建筑物或建筑群围绕的一块场地美国传统〔yard〕A tract of ground, often enclosed, used for a specific work, business, or other activity.工作场地：用于特定工作、行业或其他活动的一块场地，通常是封闭的美国传统〔yard〕An enclosed tract of ground in which animals, such as chickens or pigs, are kept.畜栏：关动物的封闭场地，如关鸡或猪美国传统〔yolk stalk〕A narrow ductlike part that connects the yolk sac to the middle of the digestive tract of an embryo.卵黄柄：连接卵黄囊和胚胎消化道中部的狭窄的管状部分美国传统He had an infection in the upper respiratory tract. 他上呼吸道感染。译典通He owns a large tract of forest. 他拥有一大片森林。译典通He wrote a tract against feminism.他写了一篇短文反对女权主义。剑桥国际He wrote all the campaign tracts. 这些竞选传单全是他写的。译典通London has large tracts of common land such as Hampstead Heath and Richmond Park.伦敦有大片的公共土地，如汉普斯特德希思和里士满公园。剑桥国际The house is surrounded by vast tracts of woodland.这幢房子被一大片林地环绕。剑桥国际The land costs $154,000 per tract.这片土地每单位价值154,000 美元。剑桥国际The new company headquarters will be built on a 132-acre tract in Irving.这家新公司的总部将被建在欧文的一块132英亩的土地上。剑桥国际The suburban ideal is a tract house identical to your neighbor's, a built-in swimming pool, a wife, a dog and 2·3 children.理想的郊区生活就是一幢小区住宅、一个建造在宅内的游泳池、一位妻子、一条狗和两三个孩子。剑桥国际To the north of the river is an immense wooded tract. 河北面是一大片林地。译典通 |
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