embryo sac

 
       
  • 胚囊

embryo sac的用法和样例:

例句

  1. Abnormal development was observed at tetrad and mature embryo sac.
    在四分体和成熟胚囊时期观察到了异常发育现象。
  2. Starch grains present in the embryo sac and placenta are utilized by the embryo.
    存在于胚囊和胎座中的淀粉粒为胚胎所利用。
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