单词盒子

placentation

P 开头单词

基本解释

  • [解、动]胎盘形成

同根派生

     

英汉例句

  • Ovary usually 3-loculed and placentation axile.
    子房通常的3室和中轴胎座。
  • Ovary 3-loculed, placentation axile; anther short; labellum free from filament.
    子房3室，中轴胎座；花药短；唇瓣离生的花丝。(11
  • Simple ovary,the placentation is brink.The ovules are campylotropous.The ovule is bitegmic and crassinucellate.
    矮沙冬青子房单心皮1室,边缘胎座,弯生胚珠,胚珠具双珠被、厚珠心。
  • The carpel closed toward and connected with the ovary central column to form axile placentation since mid October.
    十月中旬起心皮向内合生并与中轴连合形成中轴胎座。
  • The ovary was trilocular with axile placentation and the ovule was anatropous, biteguminous and crassinucellate.
    子房3室，中轴胎座。胚珠倒生，双珠被，厚珠心型。

词组短语

    短语

  • basal placentation [植]基底胎座式;基生胎座;[植]基生胎座式
  • placentation bleeding 胎盘形成期出血;翻译
  • marginal placentation 边缘胎座;[植]边缘胎座式
  • axile placentation [植]中轴胎座式;中轴胎座
  • parietal placentation [植]侧膜胎座式;侧膜胎座

英英字典

    柯林斯英英字典

  • the way in which ovules are attached in the ovary

专业释义

    医药科学

  • 胎盘形成；胎盘结构
  • 胎盘形成

    • 农业科学

  • 胎盘

    During the placentation, the apoptotic rate of endometrium epithelium rised from 26th and achieved peak on 34th of pregnancy, then decreased in the following days slowly.
    在牦牛胎盘发生过程中，子宫内膜上皮细胞的凋亡率有增高趋势，到妊娠的34天达峰值，为30.63％。 随后缓慢下降。

    生物学

  • 胎座式
  • 胎盘形成
  • 胎盘形成;胎座式