英语释义

1. the immature, wingless, and often wormlike feeding form that hatches from the egg of many insects, alters chiefly in size while passing through several molts, and is finally transformed into a pupa or chrysalis (see chrysalis sense 1a) from which the adult emerges

2. the early form of an animal (such as a frog or sea urchin) that at birth or hatching is fundamentally unlike its parent and must metamorphose before assuming the adult characters

3. a very young form of an insect that looks like a worm

4. a young wingless form (as a grub or caterpillar) of many insects that hatches from an egg

5. an early form of any animal (as a frog) that at birth or hatching is very different from its parents

6. the immature, wingless, and often wormlike feeding form that hatches from the egg of many insects, alters chiefly in size while passing through several molts, and is finally transformed into a pupa or chrysalis from which the adult emerges

7. the early form of an animal (as a frog) that at birth or hatching is fundamentally unlike its parent and must metamorphose before assuming the adult characters

片语

parasitized larvae感染寄生虫的昆虫幼虫

Larvae Density虫体密度

nematode larvae线虫幼虫

chironomus larvae摇蚊幼虫

vermiform larvae也称蠕虫形幼体

Echinodermata larvae棘皮动物幼生

antlered larvae[昆]

Diapause larvae滞育幼虫

supernumerary larvae超龄幼虫

英汉例句

• Parasitic fly larvae began attacking hatchlings of the Darwin finch a few years ago.

  几年前，寄生蝇的幼虫开始攻击达尔文雀的幼鸟。

• Seven-spotted ladybug larvae are long, black, and spiky-looking with orange or yellow spots.

  七星瓢虫的幼虫身体长，呈黑色，像道钉一般还带有橙色或黄色的花纹。

• So they decided to check out the coral larvae themselves.

  所以，他们决定检查一下珊瑚幼虫本身是否也会这样。

• The effect of the spill on the eggs and larvae of shrimps, crabs, and fish, all key to the local economy, remains unknown.

  原油泄露对虾，蟹和鱼类的卵和幼虫的影响暂无法估计。 而这些卵和幼虫对当地生态都极为关键。

• The beetle attacks mature trees only; its larvae ultimately kill the tree by feeding under its bark.

  山松甲虫只寄生于成年树木，它的幼虫会通过取食树皮下的组织最终杀死树木。

• After hatching, any pest larvae that have not been parasitised feed on the remains of their eggs and ingest the lethal virus.

  这样，那些没有被寄生蜂寄食的虫卵的幼虫在孵化出来后，会食用自己卵的剩余部分，也吃下了那些致命的病毒。

• The mature bee larva pictured above is from a species that attacks the larvae of other bee species, removes them from the nest, and takes their place to be raised by the unknowing host mother.

  上图中已经成熟的蜜蜂幼虫正在攻击其他蜜蜂品种的幼虫，在将这些受害者从巢里移走之后，这些幼虫占据了巢穴，接受蒙在鼓里的宿主母亲的喂养。

• When the flashing stopped, the team noted that specific patterns of neural activity in the tectum persisted for up to 20 seconds, suggesting that the larvae remembered the flashing lights.

  这个团队注意到，当灯光停止闪烁时，顶盖中特定模式的神经活动持续长达20秒，这表明幼体记住了闪光。

• Healthy larvae form small cocoons, become pupae, then emerge as young bees.

  健康的幼虫形成小茧，变成蛹，然后破茧而出，长成幼蜂。

• To test the importance of these militant matrons, Dr Keigo and his colleagues introduced predatory ladybug larvae to the plants.

  为测验这些「祖母军」的重要性，井吴博士和其同事引入了一种以蚜虫为食的瓢虫幼虫。

• You know, maybe the crows that can get the larvae out of the trees have some advantage.

  你知道，也许可以把树里的幼虫搞到手的乌鸦，真有一些优势。

• The water fleas are killed in the stomach but the infective larvae are liberated.

  水蚤在胃里被杀死，但是感染性幼虫被解放出来。

• But these creatures are not polyps; they are insects: larvae of blood-sucking blackflies.

  但这些生物并不是水螅，它们是一种昆虫——像蚊子一样吸血为生的蚋的幼虫。

• Fly larvae are the top-level predator in the pitcher, the analogues of terrestrial tigers or wolves.

  在猪笼草中，蝇幼虫是最高层次的捕食者，类似于陆地的老虎和狼。