这只是初步的想法，并非成形的提议。It was an embryo idea rather than a fully worked proposal.三菱汽车急于在欧洲市场上取得初步的立足之地。Mitsubishi Motors were anxious to get a toehold in the European market.他对这一科只有初步的认识.He has only a rudimentary knowledge of ...
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.What is dried human placenta, in the abdomen fetal?紫河车是什么, 腹中胎儿?A stalk connecting an ovule or a seed with the placenta....