52古典>英语词典>larva翻译和用法

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

        • Proteins extraction from the larva of Dendrolimus punctatus with a buffer solution method was studied.
          采用缓冲液法对马尾松毛虫幼虫中的蛋白质进行提取研究。
        • The results are as following: Resistance of Culex quinquefasciatus Larva to Deltamethrin showed apparent and tended to ascend;
          方法:浸渍法。结果:致倦库蚊幼虫对溴氰菊酯出现明显抗性,抗性呈上升趋势;
        • Free-swimming larva of ascidians; they have a tail like a tadpole that contains the notochord.
          自由游动的海鞘类幼体;它们有含有脊索的蝌蚪形尾巴。
        • The eggs quickly hatch into larvae.
          虫卵很快孵化成幼虫。
        • 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)。
        • To define the antiviral activity of M.domestica larva hemolymph.
          目的确定家蝇幼虫血淋巴的抗病毒作用。
        • 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。
        • Bacillus thuringiensis israelensis produce crystal proteins which can be converted into toxins in the gut of the mosquito larva.
          苏云金杆菌会产生蛋白质结晶体,而结晶体在蚊子幼虫的肠内化为毒素。
        • From egg to larva to puparium to adult.
          从卵到幼虫到蛹再到成虫。
        • A larva metamorphose into a chrysalis and then into a butterfly.
          幼虫变为蛹,然后再变成蝴蝶。