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Fertilization is external, producing free-living planula larva.

体外受精,能产生自由活动的浮浪幼虫。

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The tadpole is the larva of the frog.

蝌蚪是蛙的幼体。

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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,而对于比较高大树木上的害虫防治效较差。

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The larvae may be excreted in the faeces.

幼虫会连同粪便排出。

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The larva hatches out and lives in the soil.

幼虫孵化之后就在土壤里生活。

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

幼虫变为蛹,然後再变成蝴蝶。

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Within a week, small footless larvae hatch out.

一周后,无脚的蚊子幼虫孵化出来。

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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。

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The flower-shaped larva of a scyphomedusa jelly drifts in Antarctica's Weddell Sea.

半透明的生物图片术馆。花--形状的幼虫的一只钵水母冻漂浮在南极洲的威德尔海。

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In hemicephalous larvae, the head and its appendages are reduced and partially retracted into the thorax.

半头型无足幼虫头部部分退化,后端缩入胸部,如双翅目的大蚊及一些寄生性膜翅目幼虫。

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The firefly is a holometabolic insect, passing through the stages of being an egg, being a larva, molting, and pupation.

萤火虫属于「完全变态」的昆虫,一生历经卵、幼虫、蜕皮、化蛹及羽化的过

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Even at less than 10mm, this “small” ground beetle larva is a huge and powerful predator to the tiny springtail in its jaws.

“小”步行虫的幼虫虽然体长不足10毫米,可对于被它擒在颚中的微小的弹尾虫来说,却是雄伟有力的掠食者。

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Any of various insect larvae that live and feed within a leaf, including caterpillars, sawfly larvae, beetle and weevil grubs, and dipteran maggots.

许多在叶中生活并取食的昆虫幼虫的统称,包括毛虫、叶蜂幼虫、甲虫和象甲虫以及双翅类昆虫的蛆。

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Casu marzu is a runny white cheese made by injecting Pecorino Sardo cheese with cheese-eating larvae that measure about one-half inch long.

蛋白虫奶酪是用佩科里诺干酪和可食用的半英寸长幼虫制成的流动的白色奶酪。

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Pseudopodia are characteristic of many dipterous larvae.

伪足为多数双翅目幼虫所特有。

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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。

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An investigation of Anisakis simplex larvae,the most important causative agent of anisakiasis,in marine fishes caught in Bohai sea was carried out in order to detect their infectivity.

为了了解渤海各鱼类中人体异尖线虫病的主要致病源——简单异尖线虫幼虫的感染情况,进行本调查。

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Although early instar larvae were present in the host larval hemocoel, only one parasitoid survived to come out of host larva for pupation, killing the larva in the process.

当多只早龄幼虫同时出现于寄主幼虫的血腔中时,只有一只拟寄生者能成功地脱离寄主发育成蛹,过中会杀死其他寄生幼虫。

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5 to 7 days' larve after hatching larvae mostly lived on copepod nauplii, copepodites and trochophore of Polychaeta in water of the earthen ponds, apart from feeding on particulate organic detritus.

孵化后5~7日龄仔鱼基本上依靠摄食土池水体中的桡足类无节幼体、桡足幼体和多毛类担轮幼体,但还摄食少量的颗粒有机碎屑。

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Compared with the D-larvae and the umbo-larvae, the densities of the post larvae and the settled spats show rapid reductions at the end of the development process.

与D形幼虫与壳顶幼虫相比,壳顶后期幼虫及附着稚贝的密度大幅下降。

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科学60秒 听力 20139月合集

Begging larvae were 13 times more likely than laid-back larvae to be eaten by mom.

乞讨幼虫比无忧无虑幼虫被母亲吃掉可能性高13倍。

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科学60秒 20188月合集

These larvae sport bright orange and black stripes.

这些幼虫身上布满亮橙色和黑色条纹。

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TED演讲(音频版) 20152月合集

They only eat milkweed as larvae.

它们只吃乳草幼草。

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小小美食家

Is that like larva in there?

是有虫在里面吗?

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科学60秒 听力 201411月合集

Because Chromobacterium shortens the lifespan of disease-transmitting mosquito species that harbor it; and kills their larvae outright.

因为该色素细菌会缩短寄生那些传播疾病寿命,并且会直接将幼虫扼杀在体内。

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TED演讲(音频版) 20151月合集

They are standing dead trees because of the larvae of the beetle.

这都归罪于松树甲虫幼虫。

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This Aye-aye uses its unusually long middle finger to scoop out insect larva from the inside of trees.

这只指猴用它那特别长中指,从树内部挖出昆虫幼虫。

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科学60秒-科学美国人 20222月合集

So the researchers replaced the larvae with pupae, a developmental stage that doesn't require constant feeding.

因此,研究人员用蛹代替了幼蜂,蛹是一种不需要持续进食发育阶段。

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VOA Special 20148月合集

The larvae digs into the cricket and eats the insect from the inside out.

这种幼虫挖进蟋蟀体内,然后从内向外将蟋蟀吃了。

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经济学人(汇总)

Moreover, these larvae went on to develop into healthy, sexually mature adults.

而且,这些幼虫继续发育并长成了健康、性成熟虫。

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The female adult botfly will fly along and she squirts the larvae up the nostrils of the reindeer.

雌性成虫蝇会飞来,把蝇蛆喷到驯鹿鼻孔里。

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科学60秒 听力 20135月合集

Because one way ladybugs compete is by consuming the eggs and larvae of rival species.

因为瓢虫一种竞争手段是吃对手卵或者幼虫。

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BBC环球慢速英语

When the person's body breaks down the flea, the guinea worm larvae are released.

当人身体分解跳蚤时,麦地那龙线虫幼虫就会被释放出来。

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VOA常速英语_非洲

Here cocoa, honey and the larvae are mixed together in an ice cream making machine.

在这里,可可、蜂蜜和幼虫被混合在一台冰淇淋制造机里。

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科学60秒 201712月合集

Kind of passing through this gross stage in between of kind of sludgy stuff filled with fly larvae.

可以说是跳过了满是蛆虫泥泞恶心阶段。”

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经济学人(汇总)

Their eggs hatch there. Their larvae feed, grow and pupate there. And their adults mate there.

它们在那里孵卵。它们幼虫在那里进食、生长和化蛹。成后也在那里交配。

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VOA常速英语_科技

Without the gel, the larvae would have become adult mosquitoes in search of a blood meal.

如果没有这种凝胶,幼虫就会变成嗜血

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CNN 10 学生英语 20191月合集

The group starts by collecting restaurants discarded oyster shells, drying them and then seeding them with oyster larvae.

这个小组首先收集餐馆丢弃牡蛎壳,晾干,然后用牡蛎幼虫播种。

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科学洞察双语版

As the larva matures, special microbes in the paste secrete antibiotics to keep the nest free of infections.

当幼虫成熟时,糊状物中特殊微生物分泌抗生素,以保持巢穴不受感染。

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自然历史博物馆

When the larvae gets to two or three centimetres, this is when it wants to leave its host.

当蝇蛆长到两三厘米时,它就想离开宿主。

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