他效力于法老伽卡尔▪易色西（Djedkare Isesi），概括出一系列劝诫，内容涵盖广泛，教导人们品行高尚、生活安宁是公民的义务，反对自私和贪婪。

Serving under Pharaoh Djedkare Isesi, he outlined an extensive series of advisements on living a virtuous, peaceful life of civic duty and a rejection of selfishness and greed.

youdao

这是由SU（2）李代数生成元之间的反对易关系导致的。

This is due to the anticommunication relation between the SU(2) generators.

youdao

反对的理由：克隆的动物易生病早死；

The reason: cloning against animal sick easily early death;

youdao