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pupa

美 [ˈpjuːpə]英 [ˈpjuːpə]
  • n.

复数: pupae

pupapupa

noun

【不规则形式】pl. pupae


an insect in the stage of development between a larva and an adult insect

compare chrysalis

pupa

频次

  • 1
    N-COUNT
    A pupa is an insect that is in the stage of development between a larva and a fully grown adult. It has a protective covering and does not move.

    The pupae remain dormant in the soil until they emerge as adult moths in the winter.

    蛹蛰伏在土壤中,直到冬天它们才蜕变成蛾子飞出来。

noun

1
an insect in the inactive stage of development (when it is not feeding) intermediate between larva and adult

数据来源:WordNet

  1. She may have observed the adult moth just as it emerged from its pupa .

    她可能是刚好在成年蛾从蛹中钻出来时进行的观察。

  2. " She would sit up all night until they came out of the pupa so she could draw them , " she said .

    “她常常会彻夜不眠,直至它们从蛹中钻出来,这样她就能画它们了,”她说道。

  3. The pupae remain dormant in the soil until they emerge as adult moths in the winter .

    蛹蛰伏在土壤中,直到冬天它们才蜕变成蛾子飞出来。

  4. The fourth time they molt , they change into pupae .

    换第四次皮时,它们蜕变成蛹。

  5. The larva is fed by the working bees , and in a few days it makes for itself a hard skin , and is called a pupa .

    工蜂负责给幼虫喂食。几天之后,它们便会长出坚硬的皮肤,这就是蛹。

  6. A few days more , and the pupa has changed into a perfect bee , which makes its way out of its little room or cell , and is ready to set to work at once .

    再过几天,蛹就会蜕变成发育成熟的蜜蜂,它们从自己的小蜡室飞出之后就会立刻投入到工作之中。

  7. Effect of pretreatment process on performance of pupa protein fiber

    前处理工艺对蚕蛹蛋白纤维性能的影响

  8. Studies on Production Technology and Applications of Silkworm Pupa Protein Powder

    蚕蛹蛋白的生产与应用的研究

  9. Research Progress on Application of Silkworm Pupa in Medical Science

    蚕蛹在医学上的应用研究进展

  10. Tunnel injection had certain control effect on pupae .

    虫道注射对蛹有一定防治效果。

  11. The Prospects of Silkworm Pupa Resources and Its Comprehensive Development

    桑蚕蛹资源及其综合开发前景

  12. Study on the Ultrasound Extraction Technology and Composition Analysis of Honeybee Pupa Fat

    蜂蛹脂肪超声波提取工艺研究及脂肪酸成分分析

  13. Study on Super Critical CO_2 Extraction of The Oil from Silkworm Pupa

    超临界CO2流体萃取蚕蛹油脂研究

  14. During their living time , pupae decreased in lipid content but increased in water content .

    蛹脂肪含量随天数增加而下降,水分含量则上升。

  15. Impact of Low Temperature on Emergence Rate of Pupa of the Housefly

    低温对家蝇室内种群不同日龄蛹羽化率的影响

  16. Effect of silkworm pupa oil on lipid metabolism in rats

    桑蚕蛹油对大鼠脂质代谢的影响

  17. Preparation Method for Low Fat and Deodorized Silkworm Pupae Protein Powder

    低脂无臭蛹蛋白粉的制备方法

  18. Study on the Chemical Components of Silkworm Pupa Crust and Its Microstructure

    桑蚕蛹皮化学成分的分析及其显微结构的表征

  19. Research Status of Silkworm Pupa Products and Development of Pre-treatment Methodology for Comprehensive Utilization

    蚕蛹综合利用产品研发现状及原料前处理工艺探讨

  20. Study of the Condition of Extracting Oil from Honeybee Pupae

    浸提法提取蜂蛹油脂的研究

  21. Progress in the Application of Protein Matter of Tussah Pupa

    柞蚕蛹蛋白类物质应用的进展

  22. Objective To explore the clinical features of tussah pupa encephalopathy .

    目的探讨柞蚕蛹性脑病的临床特征。

  23. Effects of silkworm pupa oil on serum lipids level and platelet function in rats

    桑蚕蛹油对大鼠血脂水平及血小板功能的影响

  24. Research on Dyeing Behaviors of Pupa Protein Fiber

    蚕蛹蛋白纤维染色性能的研究

  25. Research status of pharmaceutical constituents in silkworm pupa and its preparing procedure

    蚕蛹药用成分及其提取工艺研究概况

  26. Development of A Sports Beverage of Silkworm Pupa Protein Peptide

    蚕蛹蛋白肽的制备及其运动饮料研制

  27. Study of the Pathology and Diagnosis of Honeybee Pupa Disease

    蜜蜂蛹病病理及诊断的研究

  28. The pupa stage is 3.5 days , and the generation development duration is 11.5 days .

    蛹期为3.5d,世代发育历期为11.5d;

  29. Study on cold resistant ability of diapause pupae of cotton bollworm

    棉铃虫滞育蛹的抗寒力

  30. Immunizing Effect of HBV Surface Antigen Middle Protein Expressed in Silkworm Pupae

    家蚕蛹表达乙肝表面抗原中蛋白免疫原性的研究