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preformation. How to pronounce the english word preformation.Start with S. Learn from me.



preformation
  • 英语发声
  • 美语发声
  • n. 预先形成；进化论的预成论

    • 网络释义

    1、晥
    ...biogenesis s 生源论又称“生源说”。preformation 晥 先成论又称“先成说”。epigenesis s 渐成论 ...

    短语

    preformation theory[生物] 先成说;[生物] 先成论;预成论;生成论

    preformation membranes翻译

    Encasement theory Preformation theory先成论

    theory of preformation先成论;预成论

    preformation of chlormine氯胺的预先形成

    Preformation theory Encasement theory先成论

    preformation and epigenesis预成说和后成说

    专业释义

    生物学
    • 先成论
      预成形
      先成说
      预成说
      先成论;先成说
    能源科学技术
    • 预先形成
    心理学
    • 预成

    英英释义

    preformation [ ,pri:fɔ:'meiʃən ]

    n.a theory (popular in the 18th century and now discredited) that an individual develops by simple enlargement of a tiny fully formed organism (a homunculus) that exists in the germ cell

    同义词：theory of preformation




    英汉双解大词典

    preformation /ˌpriːfɔːˈmeɪʃən/

    • 1.  

      N（名词） the act of forming in advance; previous formation 预先形成; 先成