unfertilized egg of Ascaris lumbricoides

例句：

1. 1. Theunfertilized eggs arethe first stage of a new life.
   未受精的卵是新生命的第一阶段。
2. 2. The scientists found that the unfertilized eggs could be used to createclones.
   科学家们发现未受精的卵可以用来创造克隆体。
3. 3. Theunfertilized eggswere carefully incubated in a specialchamber.
   未受精的卵被小心地在特殊的培养室中孵化。