larva

英 [ˈlɑːvə]

美 [ˈlɑːrvə]

n.  幼虫; 幼体

复数：larvae　

TOEFLGREIELTSTEM8医学

Collins.1 / BNC.7470 / COCA.9123

牛津词典

noun

• 幼虫；幼体
  an insect at the stage when it has just come out of an egg and looks like a short fat worm

柯林斯词典

• N-COUNT 幼虫；幼体
  Alarvais an insect at the stage of its life after it has developed from an egg and before it changes into its adult form.
  1. The eggs quickly hatch into larvae.
     虫卵很快孵化成幼虫。
  2. ...a dragonfly larva.
     蜻蜓幼虫

英英释义

noun

• 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

双语例句

• Botfly larva; typically develops inside the body of a horse or sheep or human.
  马蝇的幼虫；特征是在马、羊或人的身体内部发育成长。
• Antibacterial Characterization and Component of the Antibacterial Proteins in Musca domestica Larva by Different Inducements;
  目的观察不同诱导源诱导家蝇幼虫产生抗菌蛋白的抗菌特性及其蛋白组分。
• Grayish-brown moth whose larva is the potato tuberworm.
  灰褐色的蛾子，其幼虫是马铃薯块茎虫。
• Important changes in the embryo or larva will probably entail changes in the mature animal.
  胚胎与幼体的重要的变异，或将引起动物成体的变异。
• Slender transparent larva of eels and certain fishes.
  鳗鲡和几种特定的鱼的细长透明的幼虫。
• A larva metamorphose into a chrysalis and then into a butterfly.
  幼虫变为蛹，然后再变成蝴蝶。
• 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。
• A larva of an insect with incomplete metamorphosis ( as the dragonfly or mayfly).
  处于未完全发育截断的昆虫的幼虫（如蜻蜓或蜉蝣）。
• Large green white-striped hawkmoth larva that feeds on tomato and potato plants; similar to tobacco hornworm.
  大型的绿色带白条的天蛾幼虫，吃番茄和马铃薯；类似于烟草天蛾幼虫。
• The generation differentiation and the development initial temperatures and effective accumulated temperatures for egg, larva and pupa and whole generation of A.
  世代分化现象，测定了卵期、幼虫和蛹期及全世代的发育起点温度和有效积温。