He's asking us to imagine God, or perhaps this is God's creative spirit, as some sort of feminine being laying the universal egg and brooding over it until it bursts forth with new life. This is a risk.

他想让我们把上帝，或者说上帝的创造精神，想象成一个产下宇宙之卵并孵伏其上,直到新生命破壳而出的女性形象，这很冒险。

耶鲁公开课 - 弥尔顿课程节选

The result of fertilization now is a new cell that is the union of the sperm and the egg, and it's called the zygote and it contains the diploid number of chromosomes, genes.

受精就是产生,一个精卵结合的新细胞,称为受精卵,它含有二倍体的染色体基因

耶鲁公开课 - 生物医学工程探索课程节选

One of the ways that it's used is to take the fertilized egg from an animal, a mouse, usually it's a mouse and inject in a vector that contains a gene that is involved in human disease of some sort.

其中一种应用就是,从动物,一般是老鼠体内取出受精卵,注入某种质粒,这种质粒带有与某些人类疾病相关的基因

耶鲁公开课 - 生物医学工程探索课程节选