出名的，众所周知的；熟悉的　known by many people

　well-known　是复合形容词，意思是“出名的，众所周知的，熟悉的”，在句中用作定语或表语。

　～ actor　著名演员
　～ actress　著名的女演员
　～ face　熟悉的面孔
　～ fact　众所周知的事实
　～ restaurant　有名的饭店
　～ scientist　著名的科学家
　～ sight in the tropical city　这座热带城市中一个为人熟知的景象
　～ voice　熟悉的声音
　～ writer　著名作家

　The well-known singer was accompanied at the piano by my sister.　我妹妹为这位著名歌手担任钢琴伴奏。
　Two well-known firms of drug manufactures are cooperating and attempting to find a cure for cancer.　有两家著名的制药厂正在合作试图找到一种治疗癌症的药物。
　She was well-known two years ago.　两年前她就出名了。
　The writer is well-known for being productivity in works.　该作家因其多产而闻名。

 ♣ well-known, celebrated, famous, noted, notorious, renowned
　参见famous条。

　他是世界上最知名的作家之一。
　［误］ He is one of the world's most well-known writers.
　［正］ He is one of the world's best-known writers.
　［析］ well-known意为“著名的”，其最高级形式应为best-known，不是most well-known.

　［同义词］ celebrated, famed, famous, notable, popular
　［反义词］ unknown