be known about和be known

be known be well-known as和be well-known for区别 be known as和be known for有什么区别? known,to be known用法 be known as和be famous as 请问一下be known as ,be known for,be known thinl of,think over,think about的区别 be known as,be known for, be formerly known be known as 用be known造句 be known by sth. be well known