notorious
adj.
1540s, "publicly known," from Medieval Latin notorius "well-known, commonly known," from Latin notus "known," past participle of noscere "come to know" (see know). Negative connotation arose 17c. from frequent association with derogatory nouns. Related: Notoriously.
〔李〕[not=to know知道；-orious (-ory+-ous) a.=having a special quality of 有……特点的→“being publicly known (now used in a bad sense)众所周知的（现用于贬义）”→] a. unfavourably known;infamous臭名昭著的；声名狼藉的