1. Be known as
“Be known as” 通常指某人或某事物因为其名称、特征或某种特定的身份而被人们所知晓，可以翻译为“以…而闻名”。例如：
- Michael Jordan is known as one of the greatest basketball players of all time (迈克尔·乔丹以其杰出的篮球技术而为人所知)。
- New York City is known as the city that never sleeps (纽约市以其不夜城的形象而为人所知)。
可以看出，“be known as”通常强调某人或某事物的身份或属性，而这种身份或属性已经被大家所熟知。
2. Be known for
"Be known for" 通常指某人或某事物因为其特定行为、技能或成就而受到人们关注和赞誉，可以翻译为“因…而著名”。例如：
- Albert Einstein is known for his contributions to modern physics (阿尔伯特·爱因斯坦因为他对现代物理学做出的贡献而被人所知)。
- Madonna is known for her music and performances (麦当娜因其音乐和表演而为人所知)。
可以看出，“be known for”强调某人或某事物的特定行为、技能或成就，这些特点定义了他们在人们心中的形象和声誉。
综上所述，“be known as”和“be known for”的主要区别在于前者强调某人或某事物的身份或属性，而后者则强调某人或某事物的特定行为、技能或成就。
"be known as"和"be known for"的区别是两者的意思不同。
be known as意思是：被称为；被认为是；以…著称；
而be known for意思是：因…而众所周知
相关用法：be known as后面加的是一个职业或者称号，而be known for后面加的是出名的原因。
be known as的相关短语：
1、be well known as 作为……而着名
2、be generally known as 通常叫做
3、to be widely known as 着称
4、to be known as 被认为是
5、be known as sb 作为…而出名
be known as的相关句子：
1、Microsoft used to be known as the Great Satan when it came to enterprise operating systems.
微软在进入企业操作系统领域的时候被认为是大恶魔。
2、In China, these will be known as credit risk mitigation (CRM) contracts.
在中国，这些将被称为信用风险缓解（CRM）的合同。
3、But he tells ATPWorldTour.com that he prefers to be known as Richard.
但他在接受ATP官网时表示自己最喜欢被称为理查德。
be known for的相关短语：
1、be well known for sth 由于某事出名 ; 因为某事有名 ; 因为某事闻名 ; 因为某事驰名
2、to be well known for 出名
3、be known for sth 以某事物闻名 ; 因…
4、be known for miles around 远近闻名
be known for的相关句子：
1、But she says the recovery of the Gulf is far from complete. The full effects of the oil spill may not be known for years.
但是她表示，墨西哥湾的恢复工作还远远没有完成。石油泄漏的全部影响或许多年后还不能完全知道。
2、The reason for what a certain stock does to-day may not be known for two or three days, orweeks,or months.
原因是某一个特定的股票的变动不可能两三天或者几个星期里，或者几个月内就可以弄清楚的。
3、Final numbers for the holiday season including after-Christmas sales will not be known for a while.
在节日的最后几天包括圣诞节之后的销售量都不如这段时间。
be known as和be known for的区别
一、读音不同
be known as 英[bi nəʊn æz] 美[bi noʊn æz]
be known for 英[bi nəʊn fɔː(r)] 美[bi noʊn fɔːr]
二、释义不同
be known as：以...著称; 被认为是;
be known for：以...知名;
三、用法不同
"be known as" 表示某人或某事物被称作某个名称或身份，通常用于介绍或说明某人或某事物的身份或职业。例如：
1、He is known as the king of rock and roll. （他被称为摇滚之王。）
2、The city is known as the capital of fashion. （这个城市被称为时尚之都。）
3、He is known as the father of modern physics.（他被誉为现代物理学之父。）
"be known for" 表示某人或某事物以某种特征、事物或行为而著名，通常用于描述某人或某事物的特点或优点。例如：
1、She is known for her kindness and generosity. （她以善良和慷慨著称。）
2、The restaurant is known for its delicious seafood. （这家餐厅以其美味的海鲜而著名。）
3、He is known for his excellent cooking skills.（他以其出色的烹饪技巧而著名。）
四、双语例句
be known as
1、This design came to be known as the Oriental style.
这种设计后来被称为东方风格。
2、He would be known as an honest man who kept his promises.
他言出必行，诚实可靠。
3、Philadelphia may be known as home of the establishment and ethnics.
费城也许是名门和族裔之乡
4、Henceforth they are to be known as people.
从此以后，他们被称为人们。
5、It will be known as the supply chain management process logistics management.
人们将上述过程的管理称之为供应链快递管理。
be known for
1、You want to be known for your work, not your rumor radar.
你应该以你的工作表现而为人熟知，而不是以你的八卦能力。
2、The result of the ballot will not be known for two weeks
无记名投票的结果将于两周后公布。
3、What they really think, however, will not be known for some time.
然而，他们的真实想法在一段时间内仍不得而知。
4、The full effects of the oil spill may not be known for years.
石油泄漏的全面影响可能很多年都不得而知。
5、We are a people used to be known for "self-restraint".
我们是曾以“克己”著称的民族。