网站首页  词典首页

请输入您要查询的词汇:

 

词汇 larva
释义 larva
noun[ C ]
uk /ˈlɑː.və/ us /ˈlɑːr.və/plurallarvaeuk /-viː/us
a form of an insect or an animal such as a frog that has left its egg but has not yet developed into a pupa or adult insect or animal幼体,幼虫
Compare
pupa
SMART Vocabulary: related words and phrases

The development & parts of insects
antenna
caterpillar
chrysalis
cocoon
eclose
eclosion
feeler
grub
larval
maggot
nit
nymph
proboscis
pupa
royal jelly
silkworm
tegmen
thoracic
venation
worm

Related word


larval
Examples from literature

If it hears insects moving inside the tree, it gnaws the tree with its big teeth until it gets to the larvae. 
It can hear insect larvae move four meters inside the tree! 
The aye-aye eats insect larvae. 

larva | American Dictionary


larva
noun[ C ]
us/ˈlɑr·və/plurallarvaeus/ˈlɑr·vi/
a young insect that has left its egg but has not yet developed wings, or the young of some animals

Examples of larva


larva
A single leaf was placed in each pot containing larvae and this was replaced every second day.
One day before each new infestation the beans were carefully mixed to achieve a random distribution of host larvae.
At the same time, third instar larvae were transferred to the upper surface of the first fully opened mature leaf of individual plants.
It was defined as the period of time until the first eggs with fully-developed first instar larvae were visible in different female age classes.
To obtain infested fruits, a third instar larva was placed into a small plastic dish (diameter 17 mm, height 11 mm).
Cattle were infested artificially with 2 x 10000 larvae and the engorging adult females counted.
Possibly emerging young larvae still sustained some nutritive reserves from the egg stage.
Using these methods, the resistance status of parasite populations can be analysed by testing representative numbers of individual nematode larvae or adults.
One larva was observed to pass through six larval stages.
The above study suggested that dipterous larvae might be good test insects since their availability was fairly steady throughout the year.
Mistakes are rare, since only in one case, were two wasp larvae (both first stage) found in a single ant.
Larval performance was studied by following larvae enclosed in cages from newly moulted second instars to third instars in the field.
Many of these doomed larvae had crawled onto the sides of the vial rather than remaining on the food.
Captive agoutis and squirrels readily ate larvae when presented without the surrounding endocarp, and preferred larvae to seeds.
In such broods larvae are found whose development is arrested over a relatively long period.
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.

Collocations withlarva


larva

These are words often used in combination with larva.

Click on a collocation to see more examples of it.


aquatic larva
As these species lack aquatic larvae, they may show habitat relationships that differ from aquatic-breeding species.
beetle larva
If a fully developed beetlelarva had been found in at least one of the eggs the egg clutch was categorized as 'survived' (1).
developing larva
When they hatch, the snow crabs are in the zoeal stage, meaning that they are developinglarva that can swim on their own.
From
Wikipedia

This example is from Wikipedia and may be reused under a CC BY-SA license.
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
See all collocations with larva
随便看

 

反思网英语在线翻译词典收录了377474条英语词汇在线翻译词条,基本涵盖了全部常用英语词汇的中英文双语翻译及用法,是英语学习的有利工具。

 

Copyright © 2005-2024 fscai.com All Rights Reserved 更新时间:2024/12/23 4:28:28