兩天以后，他們把受精卵重新植入了我的體內(nèi)。Two days later, they implanted the fertilized eggs back inside me.當(dāng)受精卵植入子宮壁時(shí)，妊娠就開(kāi)始了。Pregnancy begins when the fertilized egg is implanted in the wall of the uterus.非同卵雙生子是兩個(gè)受精卵同時(shí)在子宮內(nèi)著床的結(jié)果。Non-identic...