生物学里有很多非常专业的词汇，其中只有为数不多的一些能够进入大众视野，而克隆就是这为数不多中的之一。克隆起源于发育生物学，其发展可以追溯到一个世纪前。文章简单介绍了克隆的含义和百年发展历史中的一些重要突破，并讨论相关的伦理问题及其发展过程对我们的启示，让大家可以对克隆有一个基本的认识。

There are many specialized vocabularies in biology, and only a few of them can enter the public's field of vision, and clone is one of the few. The origin of clone originated in developmental biology, and its development can date back to a century ago. This article will briefly introduce the meaning of clone and some important breakthroughs in the history, and discuss the related ethical issues and the enlightenment of its development process, so that the readers can have a basic understanding of clone.