导语：英语网小编为同学们整理了高二英语知识点：词汇比较be known，希望大家学习、参考。
be known for, be known as, be known to
be known for 以出了名 (通常不是指同位的关系)
be known as 作为出了名 (通常加上职业名词，表同位关系)
be known to 为所知
Japan is known for its cars. 日本以它的汽车而闻名。
Luxun is known as a writer. 鲁迅作为作家很出名。
As is known to all, China has four famous invitations. 众所周知，中国有四大著名的发明。