英语翻译请问如下这句话如何翻译成英语：这个小男孩就是后来大名鼎鼎的发明家爱迪生.（关键是其中的“后来”一词不知如何翻译）

This little boy later became the well-known inventor, Thomas Edison
不知道满意不

This little boy then became the famous inventor, Thomas Edison

The boy is that later famous inventor Edison

This boy is the best-known inventor in the future, Edison.

Later the little boy is the famous inventor Thomas Edison

therefore the little boy,Thomas Edison is known as the famous inventor

The little boy was the very famous inventor- Edison afterwards.