受精

• Within christopher ' s lifetime , artifiicial insemination
  在christopher的有生之年里人工受精
• But the latest fad is promoting in vitro fertilisation ( ivf )
  但是最近的时尚是促进试管受精。
• Sperm race towards the unfertilized egg
  精虫朝未受精的卵子冲去。
• Jessie ' s being treated as a high - risk in vitro , nothing more
  洁西只是接受了一次危险的人工受精
• Cross 1 . the act of cross - fertilization
  杂交：异体受精的过程。
• Pumpkins get their start when bees fertilize their flowers
  当他们的花朵分受精后，南瓜开始发育。
• Intracytoplasmic sperm injection , icsi
  卵细胞浆内单精子显微受精
• Pumpkins get their start when bees fertilize their flowers
  南瓜的生长开始于蜜蜂给它们的花受精。
• Larger farms may rely exclusively on a . i . in their breeding programs
  大型农场可能只靠人工受精。