| 单词 | larva |
| 释义 | larva noun[C] uk/ˈlɑː.və/us/ˈlɑːr.və/plurallarvaeuk/-viː/usaformof aninsector ananimalsuch as afrogthat hasleftitseggbut has notyetdevelopedinto apupaoradultinsectoranimal Compare pupa The development & parts of insects
larva noun[C] uk/ˈlɑː.və/us/ˈlɑːr.və/plurallarvaeuk/-viː/usaformof aninsector ananimalsuch as afrogthat hasleftitseggbut is notyetcompletelydeveloped 幼体，幼虫 larva| American Dictionarylarva noun[C] us/ˈlɑr·və/plurallarvaeus/ˈlɑr·vi/ayounginsectthat hasleftitseggbut has notyetdevelopedwings, or theyoungof someanimals Examplesoflarvalarva A single leaf was placed in each pot containing larvae and this was replaced every second day. From theCambridge English Corpus One day before each new infestation the beans were carefully mixed to achieve a random distribution of host larvae. From theCambridge English Corpus At the same time, third instar larvae were transferred to the upper surface of the first fully opened mature leaf of individual plants. From theCambridge English Corpus 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. From theCambridge English Corpus To obtain infested fruits, a third instarlarvawas placed into a small plastic dish (diameter 17 mm, height 11 mm). From theCambridge English Corpus Cattle were infested artificially with 2 x 10000 larvae and the engorging adult females counted. From theCambridge English Corpus Possibly emerging young larvae still sustained some nutritive reserves from the egg stage. From theCambridge English Corpus Using these methods, the resistance status of parasite populations can be analysed by testing representative numbers of individual nematode larvae or adults. From theCambridge English Corpus Onelarvawas observed to pass through six larval stages. From theCambridge English Corpus The above study suggested that dipterous larvae might be good test insects since their availability was fairly steady throughout the year. From theCambridge English Corpus Mistakes are rare, since only in one case, were two wasp larvae (both first stage) found in a single ant. From theCambridge English Corpus Larval performance was studied by following larvae enclosed in cages from newly moulted second instars to third instars in the field. From theCambridge English Corpus Many of these doomed larvae had crawled onto the sides of the vial rather than remaining on the food. From theCambridge English Corpus Captive agoutis and squirrels readily ate larvae when presented without the surrounding endocarp, and preferred larvae to seeds. From theCambridge English Corpus In such broods larvae are found whose development is arrested over a relatively long period. From theCambridge English Corpus 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. CollocationswithlarvalarvaThese are words often used in combination withlarva. 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. From theCambridge English Corpus beetle larva If a fully developedbeetlelarvahad been found in at least one of the eggs the egg clutch was categorized as 'survived' (1). From theCambridge English Corpus developing larva When they hatch, the snow crabs are in the zoeal stage, meaning that they aredevelopinglarvathat 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. |
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