爱因斯坦以科学家而闻名。

可以用be famous as
be famous for
或者是be well kown as
Einstein was famous as a scientist.
Einstein was famous for being a scientist.
Einstein was well known as a scientist.

be famous for ：因...而出名，be famous as：作为...而出名。 =be well kown as

Einstein was famous as a scientist

Einstein was deeply known as scientist by the world！

Einstein was famous as a scientist.
......

Einstein was famous for being a scientist.
be famous for 是固定搭配，意思是以…闻名。