field n.田地；领域；运动场；场地；田野；JAVA中的范畴vt.接球；派……上场；顺利处理vi.担任外场员adj.田间的；野外的
详细释义
名词 blastocyst:
the blastula of a placental mammal in which some differentiation of cells has occurred
双语例句
Under one scenario, a woman with heart disease might have her own eggs collected and activated in the laboratory to yield blastocysts. 想想下面的情节，一位患有心脏病的女子，也许可以收集自己的卵子，让它在实验室里活化并分裂成囊胚。
