| 单词 | larva |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔EAT〕The larvae feed on the young shoots of water-lilies. 幼虫吃睡莲的新芽。朗文写作活用〔aphid lion〕The larva of any of several insects of the family Chrysopidae, such as the lacewing, that feed on aphids.草蛉幼虫，蚜狮：一种草蛉科昆虫的幼虫，如草蜻蛉，以蚜虫为生美国传统〔bladder worm〕The bladderlike, encysted larva of the tapeworm that is characteristic of the cysticercus stage.囊尾幼虫：囊状的、被包在囊内的绦虫幼虫，具有囊尾幼虫阶段的特征美国传统〔bloodworm〕The freshwater larvae of certain midges that are red as a result of the high hemoglobin content of their blood.血蚁：某些蚊子的水生幼虫，因其血液中血色素较高而使身体呈红色美国传统〔borer〕An insect or insect larva, such as the corn borer, that bores into the woody parts of plants.蛀虫：钻入植物的木质部的昆虫或昆虫幼虫，如玉米螟虫美国传统〔bot〕The parasitic larva of a botfly.马胃蝇蛆：马蝇的寄生性幼虫美国传统〔bot〕The parasitic larva of a botfly.马蝇卵：马蝇的寄生卵美国传统〔braconid〕Any of several ichneumon flies of the family Braconidae, the larvae of which are parasitic on other insects.小茧蜂：一种属于小茧蜂科的姬峰，其幼虫寄生于其他昆虫体内美国传统〔budworm〕A larva of several tortricid moths, especially the spruce budworm, that devours plant buds.芽虫：一些卷叶蛾的幼虫，尤指云杉芽虫，吞食植物的幼芽美国传统〔buprestid〕Any of various beetles of the family Buprestidae, which are destructive wood borers as larvae and often have a metallic red, green, or blue color.吉丁虫：吉丁虫科的昆虫，其幼虫是破坏性的树木蛀虫，常为金属色的红的、绿的或蓝的颜色美国传统〔burrow〕The larvae burrow into cracks in the floor.幼虫会钻进地板缝里。外研社新世纪〔burrow〕The larvae burrow into cracks in the floor.幼虫钻进了地板的缝隙里。柯林斯高阶〔cabbageworm〕A larva that feeds on and is destructive to cabbage, especially the bright-green larva of the cabbage butterfly.卷叶菜虫，甘蓝菜害虫：一种昆虫的幼虫，以卷心菜为食，并对其具有破坏性，特别是白粉蝶的亮绿色幼虫美国传统〔caddis worm〕The aquatic, wormlike larva of the caddis fly, enclosed in a cylindrical case covered with grains of sand, fragments of shell, and other debris.石蚕：水生的，石蚕蛾的蠕虫状幼虫，包在被沙粒、卵壳碎片以及其它碎片盖住的柱形盒内美国传统〔caterpillar〕Any of various insect larvae similar to those of the butterfly or moth.毛虫：任何一种类似于蝴蝶或蛾子幼虫的各类昆虫的幼虫美国传统〔caterpillar〕The wormlike, often brightly colored, hairy or spiny larva of a butterfly or moth.毛虫：蝴蝶或蛾子的蠕虫状，多为浅颜色的多毛或带刺的幼虫美国传统〔cercaria〕The parasitic larva of a trematode worm, having a tail that disappears in the adult stage.尾动幼虫，摇尾幼虫：吸虫纲虫的寄生幼虫，其尾在成虫阶段消失美国传统〔chalcid〕Any of various minute wasps of the superfamily Chalcidoidea, many of whose larvae parasitize the larvae of other insects.小蜂：小蜂总科的一种体态微小的蜂虫，许多此类昆虫的幼虫寄生于其他昆虫的幼虫内美国传统〔clothes moth〕Any of various moths of the family Tineidae, whose larvae feed on wool, hair, fur, and feathers.蠹虫，衣蛾：一种谷蛾的蛾子，幼虫靠吃羊毛、头发、毛皮及皮革长大美国传统〔cocoon〕A protective case of silk or similar fibrous material spun by the larvae of moths and other insects that serves as a covering for their pupal stage.茧：纤维或类似纤维材料的保护壳，由蛾或其他昆虫的幼虫做成，作为其蛹阶段的覆盖物美国传统〔corn borer〕Any of various insect larvae similar to the corn borer that infest corn.螟蛾：与玉米螟相似的，侵害玉米的一种昆虫幼虫美国传统〔crawler〕One that crawls, especially an early form of certain insect larvae.爬行动物：爬行的东西，尤指某些昆虫幼虫的早期形体美国传统〔cutworm〕The larva of various moths of the family Noctuidae that feed on and destroy a wide variety of plants.切根虫：任一种夜蛾科的蛾子幼虫，取食并破坏多种植物美国传统〔earthbound〕The earthbound larvae from which they develop are less pretty, but just as predatory.幼虫生活在地面上，不像成虫后那么美丽，但是同样会捕食。柯林斯高阶〔eclosion〕The emergence of an adult insect from a pupal case or an insect larva from an egg.孵化：成虫从蛹中孵出来，或幼虫从卵中孵化出来美国传统〔egger〕Any of various moths of the family Lasiocampidae, whose larvae often construct tentlike webs among the branches of trees.枯叶蛾：任一种枯叶蛾科的蛾子，幼虫常在树枝间造帐状的网美国传统〔exuviae〕The cast-off skins or coverings of various organisms, such as the shells of crabs or the external coverings of the larvae and nymphs of insects.蜕下之皮：各种生物的外皮或脱落的皮，如蟹壳或昆虫幼虫或蛹的外壳美国传统〔faeces〕The larvae may be excreted in the faeces.幼虫会随粪便排出。牛津搭配〔feeder〕Some insect larvae are root feeders.有些昆虫的幼虫以植物的根为食。麦克米伦高阶〔flesh fly〕Any of various flies of the family Sarcophagidae whose larvae are parasitic in animal tissue or feed on carrion.肉蝇：食肉科的飞蝇中的任一种，其幼虫寄生于动物组织内或以腐肉为食美国传统〔flow〕They flowed oil over the swamp to kill mosquito larvae.他们在沼泽地注油灭孑孓。英汉大词典〔flyblow〕The egg or larva of a blowfly, usually deposited on meat.蝇卵，蛆：通常在肉上的苍蝇卵或幼虫美国传统〔fruit fly〕Any of various flies of the family Tephritidae, having larvae that hatch in and damage plant tissue.果蝇：实蝇科中的一种蝇类，将幼虫产在受损伤的植物组织上美国传统〔fully-grown〕After six weeks, the larva emerges as a fully-grown beetle.六周以后，幼虫长成了一只发育成熟的甲虫。朗文当代〔gall midge〕Any of various small, mosquitolike flies of the family Cecidomyiidae, having larvae that cause the formation of galls in plants.瘿蚊：一种瘿蚊科的类似蚊子的苍蝇，具有在植物中可形成虫瘿的幼虫美国传统〔gall wasp〕Any of various wasps of the family Cynipidae whose larvae produce distinctively shaped galls on oaks and other plants.瘿蜂：一种瘿蜂科的黄蜂，其幼虫在栎树和其它植物上产生特别形状的虫瘿美国传统〔grub〕The thick, wormlike larva of certain beetles and other insects.蛴螬，蛆：某些甲虫或昆虫的软原虫状幼虫美国传统〔hatch〕Mosquito larvae are hatching in the pond.蚊子的幼虫正在池塘里孵化。麦克米伦高阶〔honeycomb〕A structure of hexagonal, thin-walled cells constructed from beeswax by honeybees to hold honey and larvae.蜂窝：蜜蜂用蜂蜡筑成的六角形薄壁蜂房所组成的结构，用于存放蜂蜜和幼虫美国传统〔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〔host〕When the eggs hatch the larvae eat the living flesh of the host animal.当卵孵化后，幼虫取食寄主的鲜肉。柯林斯高阶〔host〕When the eggs hatch, the larvae eat the living flesh of the animal host.卵孵化后, 幼虫吃动物寄主身上的肉。外研社新世纪〔juvenile hormone〕A hormone in arthropod larvae that inhibits ecdysone, thereby preventing molting and the development of larvae into adults until its level drops.保幼激素，返幼激素：节肢动物幼虫体内抑制蜕皮激素的一种荷尔蒙，可阻止蜕皮和幼虫发育成成虫直至该激素的数量减少美国传统〔lacewing〕Any of various insects of the superfamily Hemerobioidea, having four gauzy wings, threadlike antennae, and larvae that feed on insect pests such as aphids.草蛉：任一种褐蛉属的昆虫，长有两对薄而轻的透明翅膀和线状触角，其幼虫以蚜虫等昆虫为食美国传统〔larva〕The larva of a butterfly is called a caterpillar.蝴蝶的幼虫被称为毛毛虫。韦氏高阶〔larva〕The caterpillar is the larva of the butterfly.毛虫是蝴蝶的幼体。英汉大词典〔larva〕The eggs quickly hatch into larvae.卵很快孵化为幼虫。外研社新世纪〔larva〕The eggs quickly hatch into larvae.虫卵很快孵化成幼虫。柯林斯高阶〔leaf roller〕Any of several moths of the family Tortricidae whose larvae make nests of rolled leaves and silk.卷叶蛾：任一种卷叶蛾科的蛾子，它们的幼虫用卷起的树叶和丝来筑巢美国传统〔leptocephalus〕One of the small, flat, transparent larvae of eels and certain other fishes, characterized by a long, narrow head.叶鳗：鳗鲡和其他某些鱼短小、扁平且透明的幼仔，其特征是头狭长美国传统〔maggot〕The legless, soft-bodied, wormlike larva of any of various flies of the order Diptera, often found in decaying matter.蛆：任一种双翅目昆虫的无足、软体的蠕虫状的幼虫，常生存于腐败的物质中美国传统〔measles〕A disease of cattle and swine caused by tapeworm larvae.牛或猪生的囊尾蚴病美国传统〔metamorphose〕A larva metamorphoses into a chrysalis and then into a butterfly.幼虫变为蝶蛹，再变成蝴蝶。21世纪英汉〔moth-eaten〕Eaten away by moth larvae.虫蛀的：被蛾子幼虫蛀掉的美国传统〔muckworm〕Any wormlike insect larva, as of certain beetles, that lives and grows in manure.粪蛆：生活并生长于腐殖土壤中的一种爬虫状的昆虫幼虫，如某些甲壳虫美国传统〔myiasis〕A disease resulting from infestation of tissue by fly larvae.蝇蛆病：由蝇蛆的组织传染而引起的疾病美国传统〔myiasis〕Infestation of tissue by fly larvae.蝇蛆的组织传染美国传统〔nauplius〕The free-swimming first stage of the larva of certain crustaceans, having an unsegmented body with three pairs of appendages and a single median eye.无节幼体：某种甲壳类动物的幼虫的能自由游泳的第一期，有一未断节的身体，三对附肢和一只中眼美国传统〔oak apple〕An insect gall on oak trees, caused by certain wasp larvae.栎瘿：由某些黄蜂幼虫引起的栎树上虫瘿美国传统〔parasitoid〕Any of various insects, such as the ichneumon fly, whose larvae are parasites that eventually kill their hosts.拟寄生物：如姬蜂等几种昆虫中的任意一种，它的幼虫便是寄生物且最终会杀死宿主美国传统〔planula〕The flat, free-swimming, ciliated larva of a coelenterate.浮浪幼体：腔肠动物其扁平的，能自由浮游的，有纤毛的幼体美国传统〔plerocercoid〕The infective larva of some tapeworms, characterized by its solid elongated body.全尾幼虫：以紧密排列的长形身体为特征的一些绦虫的传染性幼虫美国传统〔polyhedrosis〕Any of several diseases of insect larvae, caused by infestation with polyhedral virus particles.多面体病：一种昆虫幼虫疾病，由多面体病毒微粒感染而引起美国传统〔prey〕The larvae prey upon small aphids.这种幼虫以小蚜虫为食。柯林斯高阶〔proleg〕One of the stubby limbs on the abdominal segments of caterpillars and certain other insect larvae.腹足：毛虫和某些其它昆虫幼虫的腹节上的粗而短的肢节之一美国传统〔redia〕A larva of certain trematodes that is produced within the sporocyst and that can give rise to additional rediae or to cercariae.雷迪氏幼虫：形成于胞蚴中能产生新的雷迪氏幼虫或尾蚴的吸虫幼虫美国传统〔screwworm〕The larva of the screwworm fly.螺旋蝇幼虫美国传统〔scyphistoma〕A larva of a scyphozoan, consisting of an elongated and deeply constricted polyp that successively splits off minute, free-swimming medusas.钵口幼虫，螅状幼体：钵水母的幼虫，包括一只伸长的、深深收紧的水螅虫，它能够非常成功地分割开微小的，自由游荡的水母美国传统〔seed tick〕The tiny six-legged larva of a tick, smaller than the eight-legged nymph.幼蜱：蜱的六足幼虫，体型比八足的蛹小美国传统〔seed weevil〕Any of various small beetles of the family Bruchidae whose larvae bore into and feed on the dried seeds of peas, beans, and similar plants.种子象：一种豆象科的小甲虫，其幼虫产于豌豆、豆子和类似植物的种子上或以这些种子为生美国传统〔silkworm moth〕Any of the moths, chiefly of the family Bombycidae, whose larvae produce silk cocoons.蚕蛾：任一种幼虫能产蚕茧的蛾，尤指蚕蛾科的蛾美国传统〔slug〕The smooth, soft larva of certain insects, such as the sawfly.刺蛾：某些昆虫（例如叶蜂）的无毛的、柔软的幼虫美国传统〔stemma〕A small, circular, simple eye present in various insect larvae.侧单眼：各种昆虫幼虫的小的环形单眼美国传统〔tortoise beetle〕Any of several small beetles of the subfamily Cassidinae, shaped somewhat like a tortoise and having soft, fleshy larvae that eat the leaves of trees.龟甲虫：一种小甲虫，属金花虫亚科，形状有些像乌龟，其幼虫柔软，多肉，吃树叶美国传统〔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〔trophallaxis〕Mutual exchange of food between adults and larvae of certain social insects such as bees or wasps.交哺现象：某些群居的昆虫（如蜜蜂或黄蜂）的成虫及幼虫之间的互相喂食美国传统〔twig borer〕Any of various small beetles or moths whose larvae bore into the twigs of certain trees, especially fruit trees.树脂蛀虫：一种甲壳虫或蛾，其幼虫生于某些树木的枝条中，尤其是果树中美国传统〔underground〕The larvae hatch and make their way underground.幼虫孵出后钻入地下。英汉大词典〔unprotected〕The lack of a shell leaves the larvae unprotected against predators.没有外壳保护使这些幼虫不能抵御天敌的捕食。剑桥高阶〔warble fly〕Any of several large hairy flies of the family Oestridae having larvae that form warbles under the skin of cattle and certain other animals.皮瘤蝇：任何一种属于中蝇科的大型多毛苍蝇，其幼虫能够在牛皮下或其他某些动物皮下形成肿块美国传统〔warble〕An abscessed boillike swelling on the back of cattle, deer, and certain other animals, caused by the larva of a warble fly.动物背上的肿块：由一种牛皮下蝇幼虫引起的牛、鹿或其他某些特定动物的背上的脓肿美国传统〔web〕A structure of delicate, threadlike filaments characteristically spun by spiders or certain insect larvae.虫网：由线状的丝构成的精致组织，最典型的是蜘蛛或某些昆虫的幼体吐出的组织美国传统〔wiggler〕The larva or pupa of a mosquito.孑孓：蚊子的幼虫或蛹美国传统〔wireworm〕The yellowish, hard-bodied larva of various click beetles that feeds on the roots and seedlings of many crop plants.铁线虫，羊胃虫：磕头虫黄色硬体的幼虫，以许多庄稼植物的根和籽苗为食美国传统〔wolf〕The destructive larva of any of various moths, beetles, or flies.有害的幼虫：各种蛾、甲虫或苍蝇的有害的幼虫美国传统〔woodborer〕Any of various insects, insect larvae, or mollusks that bore into wood.蛀木虫：钻进木头中的各种昆虫、昆虫的幼虫或软体动物的一种美国传统〔woodworm〕A worm or an insect larva that bores into wood.蛀虫：钻在木头里的蠕虫或昆虫幼虫美国传统〔wool〕The furry hair of some insect larvae, such as the caterpillar.（幼虫的）毛：一些昆虫幼虫的柔软的毛，像毛毛虫美国传统〔worm〕Any of various crawling insect larvae, such as a grub or a caterpillar, having a soft, elongated body.幼虫：几种爬行昆虫幼虫的一种，如蛆或毛毛虫，有柔软的，细长的身体美国传统〔wriggler〕The larva of a mosquito.子孑：蚊子的幼虫美国传统〔xylophagous〕Feeding on wood, as certain insects or insect larvae.食木的：以木头为食的，如某些昆虫或昆虫幼虫美国传统The larvae of butterflies and moths are called caterpillars.蝴蝶和飞蛾的幼虫叫作毛虫。剑桥国际The tadpole is the larva of the frog. 蝌蚪是青蛙的幼体。译典通The transformation of a larva into an adult is called metamorphosis.幼虫变为成虫的过程叫变态。剑桥国际 |
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