But what if you are able to find identical twins who were separated at birth, and reared in radically different environments.

如果你能找到，出生时就分开了的,同卵双胞胎，在完全不同的环境里长大。

哈佛公开课 - 幸福课课程节选

You look at identical twins, monozygotic twins who share the same genetic profile.

同卵双胞胎，他们拥有相同的基因谱。

哈佛公开课 - 幸福课课程节选

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

And you look at those who are reared apart.

研究那些被分开抚养长大的同卵双胞胎。

哈佛公开课 - 幸福课课程节选