高二英语词汇比较：be know for/as/to

　　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。