例句 |
The fertilized egg implants and becomes a foetus.受精卵着床后发育成胎儿。Conception is the moment when a fertilized egg implants itself in a woman's uterus.怀孕是指一个受精卵植入子宫的时刻。Pregnancy begins when the fertilized egg is implanted in the wall of the uterus.当受精卵植入子宫壁时,妊娠就开始了。Identical twins develop from a single fertilized egg that then splits into two.同卵双胞胎是由一个受精卵分裂发育而来的。 |