larva是什么意思   larva怎么读

英式:['lɑ:və]    美式:['lɑ:və]

TEM4、GRE

larva单词基本解析:

n.(昆虫的)幼虫,幼体
n.幼虫, 幼体
n.(昆虫的)幼虫,幼体;

larva变化用词:

复数:larvae;形容词:larval;
形容词: larval | 名词复数: larvae |
复数:larvae

larva英英释义:

Noun

1. the immature free-living form of most invertebrates and amphibians and fish which at hatching from the egg is fundamentally unlike its parent and must metamorphose

名词 larva:

the immature free-living form of most invertebrates and amphibians and fish which at hatching from the egg is fundamentally unlike its parent and must metamorphoselarva[ 'lɑ:və ]n.the immature free-living form of most invertebrates and amphibians and fish which at hatching from the egg is fundamentally unlike its parent and must metamorphose

larva中文词源:

larva 幼虫 来自拉丁语larva,鬼魂,面具,词源同lares,家神。来自瑞典植物学家林奈的命名,因幼虫如成虫的面具而得名。

larva用法和例句:

[只用于名词前]an insect in its larval stage

处于幼体阶段的昆虫


The eggs quickly hatch into larvae.

虫卵很快孵化成幼虫。

...a dragonfly larva.

蜻蜓幼虫

The result of the same insecticide against different popution instar larva of Cnaphalocrocis medinalis were difference.

同一杀虫剂对不同地区的稻纵卷叶螟幼虫的防治效果有差异.


Known noticanthiforms don't change much in size during the metamorphosis from larva to adult.

在从幼年到成年的变形过程中,这种鱼的大小不会有很大改变.


The parasitic larva of a trematode worm, having a tail that disappears in the adult stage.

蝌蚪形的吸虫类寄生幼虫; 成体阶段尾巴消失.


Then, last year, he was sent an unusual fish larva.

随后, 也就是在去年, 他又找到一条鱼仔.


Human sparagnosis is a rare parasitic disease infected by plerocercoid larva ( sparganum ) of Spirometra species.

摘要人体幼裂头绦虫病是一种由裂头绦虫之长尾幼虫所感染的罕见寄生虫病.


I think this worm is a larva of a butterfly.

我觉得这虫子是蝴蝶的幼虫.


Prevention and treatment: spray in space ; eliminate pests in breeding area; larva prevention and treatment.

防治: 空间弥漫喷洒, 孳生地处理,幼虫防治.


Plenty are the villi in the small intestine of the larva of the 23 rd day.

23日龄后的仔鱼,小肠形成较丰富的绒毛.


To observe mosquito larva density degression rate , both hydrophytes and fishes death rate.

同时观察水生植物和鱼类的死亡等影响因素.


Adult phototaxis and first instar larva eat rotten organic matter.

成虫有趋光性,初孵幼虫喜食已腐烂的有机质.


In his palm lay a small larva, a gladiator in the second stage of its life.

他的手掌上有只很小的若虫, 是一只螳,正值生命的第二阶段.


Proteins extraction from the larva of Dendrolimus punctatus with a buffer solution method was studied.

采用缓冲液法对马尾松毛虫幼虫中的蛋白质进行提取研究.


A larva metamorphose into a chrysalis and then into a butterfly.

幼虫变为蛹,然後再变成蝴蝶.

《简明英汉词典》

To define the antiviral activity of M. domestica larva hemolymph.

目的确定家蝇幼虫血淋巴的抗病毒作用.


The egg hatches into a larva ( caterpillar ).

卵孵化成了幼虫 ( 毛虫 ).


The larva hatches out and lives in the soil.

幼虫孵化之后就在土壤里生活.

《简明英汉词典》

Results The morphological characters of the larva of N . indica were described and figured.

结果描述了印度翠蝇幼虫的形态特征,并与绿翠蝇、蓝翠蝇和大洋翠蝇幼虫进行了比较.


ON THE MORPHOLOGY OF LARVA OF IXODES SINENSIS TENG ( ACARI: IXODIDAE )

中华硬蜱幼虫的形态 ( 蜱螨亚纲: 硬蜱科 )


A magnified shot shows the head of a tiger swallowtail butterfly larva.

这个放大的照片显示一只凶猛风蝶幼虫的头部.


Objective Through experiment on animals to explore the existence of larva trichinella spiralistrichinella spiralis in advance.

目的:通过动物实验,进一步探索旋毛虫在本地的存在情况,以期防患于未然.


The present invention relates to water treatment, and especially supersonic midge larva killing method for water.

超声波杀灭摇蚊幼虫的方法,它涉及一种水处理方法, 具体涉及一种利用超声波杀灭水中摇蚊幼虫的方法.


The emergence of an adult insect from a pupal case or an insect larva egg.

在一些昆虫发育的不活跃时期,处于幼虫期和蛹期之间的.


Larva of the wasp f with 4 instars.

幼虫共4龄,咀食寄主组织,只残留头壳,老熟幼虫作茧越冬.


Backswimmer hunts larva . Now he's caught it.

抓住了. 水蜘蛛成功了.


Objective : To explore the possibility of immune prevention of larva migrans of Toxocara canis.

目的: 探索犬弓首线虫幼虫移行症免疫预防的可能性.


larva


The locust looper, Ectropis excellens Butler, is an important insect pest in China. In 1988, a virus was isolated from a diseased larva of locust looper.

1988年从危害刺槐的外斑埃尺蠖(Ectropis excellens Butler)病死虫中分离出一株病毒。


Scallop (Patinopecten yessoensis) larva collection trial was conducted in Lushun coastal area from 2005 to 2006.

2006年,在大连旅顺沿海进行了虾夷扇贝海区采苗试验。


In a 5-day old larva, Neurohypophsis and Adenohypophysis can be distinguished. We can also make out the RPD, the PPD and PI.

5日龄仔鱼脑垂体可区分出神经垂体及腺垂体,腺垂体可区分出RPD、PPD、和PI三个区域。


The larva hurts the surface layer of xylem and phloem of alive linden just after the hatching and begines to overwinter in the end of September.

5月上、中旬在成虫补充营养期,用绿色威雷对椴树树干树冠进行喷雾毒杀成虫;


It starts out as a small larva with an even smaller starfish inside.

一开始,在它们的微小的幼虫体内带着一个甚至更为微小的海鞘。


A cold-blooded, smooth-skinned vertebrate which characteristically hatches as an aquatic larva, breathing by gills. When mature, the amphibian breathes with lungs.

一种皮肤平滑的冷血脊椎动物,以孵化为水上幼虫为特点,用腮呼吸,成熟后用肺呼吸.


About 25 hours after oviposition, the embryo development was finished and the larva hatched.

产卵25h后,胚胎发育完成,进入取食的幼虫期。


Human sparganosis is a rare parasitic disease infected by plerocercoid larva (sparganum) of Spirometra species.

人体幼裂头绦虫病是一种由裂头绦虫之长尾幼虫所感染的罕见寄生虫病。


Larva to pupa, pupa to worker.

从幼虫到蛹,从蛹到工蜂。


They found that one camper compound hear killed the parasite at every level of development-from laver larva to adult.

他们发现一种混合物杀死了从幼虫到成虫的寄生虫。


In his palm lay a small larva, a gladiator in the second stage of its life.

他的手掌上有只很小的若虫,是一只螳,正值生命的第二阶段。


The various militaris fungi was cultured in larva of clanis bilineata.Cordyceps militaris(Clanis bilineata) was obtained.The active components were compared in cordyceps species.

以豆虫为寄主接种蛹虫草菌种,培育出豆虫草,比较了豆虫草与蚕蛹虫草、冬虫夏草的主要活性成分。


The causes of death of low instar larva are contribute d to the high temperature and the prey of natural enemy, and the adult is mainly died of the infection of Beauveria.

低龄幼虫的死亡原因主要为高温引起的自然死亡和天敌的捕食,而成虫则主要为白僵菌感染致死。


Fertilization is external, producing free-living planula larva.

体外受精,能产生自由活动的浮浪幼虫。


Of course you realize that queen making static vs Larva making drones making static is two completely different economic models?

你应该知道的,女王制造静态防御,和幼虫制造工蜂然后转成静态防御应该是两个完全不同的经济..


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


Title: Investigation methods in larva and pupa stages of hibernated Dendrolimus spp.

关键词:松毛虫;越冬幼虫期;蛹期;调查方法


Title: Descriptions of Three New Records and Two Larva Species of Epilachna(Coleoptera: Coccinellidae) of China.

关键词:鞘翅目;瓢虫科;食植瓢虫属;新记录种;幼虫;中国


It can not only cause the acute toxicity tofishes, but also cause the fish embryo - larva teratogenicity.At the sametime it is mutagen to fishes.

其不仅可以引起鱼类的急性中毒,而且可引起鱼类胚胎产生畸形,同时时鱼类还具有致突变性。


The large, brownish aquatic larva of the dobsonfly, often used as fishing bait.

具角鱼蛉一种大型的,褐色蛇蜻蜓的水生幼虫,常用作钓饵


Photography: Trailer Park subsite (w/ trailer for A Larva to Love, etc.

冰清玉洁,唯美的写照,永恒的上进;冰清玉洁,聚碎玉之灵气,裹圣水之香魂。


Cuts cannot pile up at will, throws into the ground, the roadside and the brook ditch rivers, provides for old age the ripe larva to be buried the pupation to survive the winter.

切不可随意堆放,丢入地面、路边及溪沟河流,以防老熟幼虫入土化蛹越冬。


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


Looking at the larva like curry boiling in the pot, it is as though testing and teasing the temptations of the customers with their mouth watering.

刚煮好的咖哩叻沙异常诱人,鲜红的汤底加上可口的配料,香味四溢的米粉让身边等候的人也不禁猛咽唾液,勉强压抑肚中馋虫的抗议。


Newborn larva (NBL) antigens of Trichinella spiralis were analysed by Immuroblot,and were comparied with the adult and muscle larva antigens.

利用免疫印迹法分析了旋毛虫的新生幼虫(NBL)抗原,并与旋毛虫的成虫和肌肉期幼虫抗原加以比较。


In this paper,the feed value of the larva of pinc tada fucata in the production of the fry of tiger shrimp, Penaeus monodon, were studied.

利用雷州半岛广泛养殖的马氏珠母贝及珍珠生产中大量废弃的珍珠贝体成熟性腺,获取贝类幼体作为饵料来培育斑节对虾苗。


Infective rate of second stage larva of G. spinigerum was 1.6%in cyclops.

剑水蚤棘颚口线虫第二期幼虫的感染率为1.6%;


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


The egg hatches into a larva (caterpillar).

卵孵化成了幼虫(毛虫)。


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


In the laboratory, the 3rd and the 4th instars of the larva were inoculated with an entomogenous fungus, Paecilomyces javanicus which gave 65% and 60% pathogenicty respectively.

又于室内以虫生真菌作接种试验,获知爪哇拟青霉菌对其第3龄与第4龄幼虫之感病率分别为65%及60%。


Later, a mayfly larva finds a rice straw about 5 times its length.

后来,有一只蜉蝣的幼虫找到一根稻草,差不多有它自己五倍那样长。


The results also showed that three solanum plants had no significant difference in the effect on the survival rate of larva and pupa, the fecundity of adults.

在3种茄科植物上,茄廿八星瓢虫幼虫取食量、成虫产卵量、幼虫及蛹的存活率均无显著差异,而在南瓜上存在显著差异。


In creeping larva, single-cell's algae appear in the lumen of stomach.Intestine also formed in early veliger.

在上足分化幼虫,肠上皮分化为纤毛细胞和微绒毛细胞两种细胞;


The larva eats leaves of the hosts. The degree of the occurrence mainly depends on the climate,especially on the humidity and temperature.

在互助县北山林区一年发生 1代 ,以幼虫危害叶片 ,总食叶量可达 47.1 cm2 /头 ,桦三节叶蜂发生程度主要取决于气候条件 ,特别是温湿度适宜与否。


Known noticanthiforms don't change much in size during the metamorphosis from larva to adult.

在从幼年到成年的变形过程中,这种鱼的大小不会有很大改变。


A puss moth larva disposes of its old skin (left) and head capsule (right) after molting on a leaf in England.

在英格兰,一只蛾毛幼虫正在一片树叶上处理蜕皮后的死皮(左)和头壳(右)。


Many molluscs and marine annelids have a trochophore larva in their life cycle.

在许多软体动物和海洋环节动物生活史中具有担轮幼虫。


Tuz Kuz turns a Larva into a strong and savage behemoth, Razorlisk.

塔兹克兹将一只幼虫转换成强壮而凶猛的巨兽,剃刀兽。


Tuz Kuz breaks a Larva's body and discharges a countless number of hungry tiny creatures to bite all the enemy next to Larva.

塔兹克兹破开一只幼虫的身体,释放不计其数的饥饿小虫,囓咬幼虫附近所有的敌人。


The larva of various beetles of the genus Tenebrio that infest flour and other grain products and are often raised for bird feed.

大黄粉虫幼体一种拟步行虫属的甲壳虫幼虫,寄生于面粉和其他谷类产品中,常被作为鸟食而饲养


If you had to choose between a juicy steak and an ant larva taco, which would you choose?

如果你必须从鲜美多汁的牛排和夹了蚂蚁幼虫的玉米卷饼两者中间选一个,你会挑哪个?


The ichneumon wasp paralyses its prey without killing it and lays its larva inside this convenient source of fresh meat, to eat it slowly alive.

姬蜂,黄蜂使猎物麻痹而不是杀死他们,并将它们的活体作为他们幼虫的温床,并慢慢的从他们的活体吸收养分。


The larva or pupa of a mosquito.

孑孓蚊子的幼虫或蛹


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


They ever do not eat the carrion, but uses it to feed the larva.

它们从不吃腐尸,而是用它来喂养幼虫。


They will often seem to lick their anal area since the larva that are being passed in the feces often attach themselves to the anus and cause irritation and itching.

它们会经常舔肛门附近的部位,因为幼虫可以通过粪便排出,但是会紧紧贴附在肛门从而造成瘙痒的感觉。


It shows the metamorphosis of a larva into a butterfly.

它展示了从幼虫变成蝴蝶的过程。


It has no legs.Later the larva turns into a pupa.

它没有腿。接着幼虫变成蛹。


Nearly 60 people in Anhui have been confirmed as haveing tropical typhus,as infectious disease caused by mite larva bites.

安徽近60人被确诊为丛林斑疹伤寒,这是一种因小虫叮咬而引发的传染病。


Experiments with imago and larva locust images is segmented.

实验对成虫与幼虫图像均进行分割。


DPC and PP333 had different effect on damage of cotton bellworm, but the damage of younger instar larva was reduce by spring DCP and PP333.

室内外试验中缩节胺、多效唑对棉铃虫危害的影响存在差异,但喷施后都使棉铃虫低龄幼虫的危害减轻。


Parasitoid' s incoming nutrients can come from nutritional accumulation of larva and adult feeding.

寄生蜂的营养主要来源于幼蜂体内营养积累和成蜂取食两个途径。


The preys spectrum had certain selectivity,appulsive on the Lepidoptera especially the large-scale larva, appulsive on differentstand also.

对于不同类型的林分也有不同的趋向性,对灌木、小乔木等的害虫防治效果显著,而对于比较高大树木上的害虫防治效果较差。


The whole contents of low-molecular carbohydrate in the over-wintering larva's body rise from 54.22mg/g to 78.64mg/g, about 45%.

小分子碳水化合物的总量由54.22mg/g上升到78.64mg/g,增加45%。


Normally M. plutellae is a solitary parasitoid laying one egg per host larva;however, at times, more than one egg were found in the same host.

小菜蛾侧沟茧蜂是单一拟寄生者,于每一寄主上产下一粒卵,但也曾发现产下数粒卵者;


The larva takes aim at the snail's tentacles.It strikes with its poison nippers.

小萤火虫瞄准了蜗牛的触角,并用自己带毒的螯出击。


Juvenile hormones cause the swallowtail larva to change its appearance four times .

少年激素造成的燕尾幼虫 改变其外观的4倍 。


The larva of either of two moths(Paleacrita vernata or Alsophila pometaria), destructive to fruit and shade trees.

尺蠖两种蛾(春尺蠖春虫属或秋尺蠖林尺蠖属)的幼虫之一,对果实和遮阳树有破害作用


The larva of either of two moths(Paleacrita vernata or Alsophila pometaria),destructive to fruit and shade trees.

尺蠖两种蛾(春尺蠖春虫属或秋尺蠖林尺蠖属)的幼虫之一,对果实和遮阳树有破害作用。


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


Tail end of third stage larva of S.

尾端微凹陷。


Fertilized eggs develop into larva, which float off to start a new colony.

已经受精的卵群发展成为幼虫,它们漂流离去并且开始为一个新的群体。


Inside the nest are larva, pupa, and adults - you can eat them all.

幼虫、蛹还有成虫都在蜂巢内,全都可以吃。


Larva of the wasp f with 4instars.

幼虫共4龄,咀食寄主组织,只残留头壳,老熟幼虫作茧越冬。


The larva drills and eats the stem, to causes yellowing, withering, rotten and death of the stem.

幼虫则钻蛀茎杆,致使茎杆变黄、植株枯萎,甚至茎杆根部腐烂死亡;


A larva metamorphoses into a chrysalis and then into a butterfly.

幼虫变为蛹,然后再变成蝴蝶。


A larva metamorphose into a chrysalis and then into a butterfly.

幼虫变为蛹,然後再变成蝴蝶。


The larva hatches out and lives in the soil.

幼虫孵化之后就在土壤里生活。


The larva eats the mesophyll tissues and makes the leaves yellow and deciduous.

幼虫孵化后潜入叶表皮取食叶肉组织造成叶枯黄凋落。 虫害在林分的上部发生重于中、下部 ,林缘重于林内。


The larva hatches from the egg.

幼虫将会从卵中孵出来。


The larva had the habit of multitudinous pupating on the reverse of the leaf.

幼虫有群集化蛹的习性,多化蛹于叶背处。


The larva is ingested by a water flea (cyclops), where it develops and becomes infective in two weeks.

幼虫通过水蚤(剑水蚤属)进入人体,在那里发育并在两周后具有感染性。


The larva of certain wasps of the family Eurytomidae, especially of Harmolita tritici, that infest grains and cause hard swellings near the first joint of the stems.

广肩小蜂幼虫,禾节虫广肩小蜂科,尤指广肩小蜂的一些小蜂的幼虫危害谷物并且使茎部第一节附近膨大变硬


The larva of certain wasps of the family Eurytomidae,especially of Harmolita tritici,that infest grains and cause hard swellings near the first joint of the stems.

广肩小蜂幼虫,禾节虫广肩小蜂科,尤指广肩小蜂的一些小蜂的幼虫危害谷物并且使茎部第一节附近膨大变硬。


The larva of arched bug often in the animal muscle cell that conceal suffers infection in this kind, naked eye cannot see.

弓形虫的幼虫往往藏匿在这类受感染的动物肌肉细胞中,肉眼是无法看到的。


The key factor that affected larva eclosion was the minimum temperature during last ten days in April to first ten days in June.

影响蝗蝻羽化的关键气象因子是4月下旬-6月上旬最低气温。


Photo Gallery: Translucent Creatures The flower-shaped larva of a scyphomedusa jelly drifts in Antarctica's Weddell Sea.

意译:半透明生物图片集。这是花朵造型的幼虫一只钵水母果冻漂流在南极洲的Weddell海。


Morphology of the adult, the egg, the larva and the pupa was observed and described with illustrations.

成虫、卵、幼虫与蛹各虫期之形态均经观察描述,并附以图片。


The imago destructs leaves and larva destructs roots.

成虫危害叶片,幼虫危害根系。

用作名词(n.)

The larva hatches out and lives in the soil.
幼虫孵化之后就在土壤里生活。

It shows the metamorphosis of a larva into a butterfly.
它展示了从幼虫变成蝴蝶的过程。

The tadpole is the larva of the frog.
蝌蚪是青蛙的幼体。

A caterpillar is the larva of a butterfly.
毛虫是蝴蝶的幼体。