If someone or something is a clone of another person or thing, they are so similar to this person or thing that they seem to be exactly the same as them. 翻版
noun [抽象名词]克隆
The paper provides a detailed description of how to create human embryos by cloning. 这篇论文对如何通过克隆制造人类胚胎提供详细的描述。
verb [vt. 及物动词]无性繁殖(clone 的 ing 形式)
Cloning animals has tremendous potential for helping people. 克隆动物在帮助人类这方面有着巨大的潜力。