The city had once known as prosperity

问题描述:

The city had once known as prosperity
explain this sentence,esp.the use of the word "prosperity"
shouldn't it be "the city had been known as prosperity."
thank you

这座城市曾经因繁荣而为人所知.
你说的是对的,严格上是要加个BEEN,但英语里有很多的用法是不规范的,就像中文中很多习惯用法也不符合语法一样.