Memoirs
来自Big Physics
late 15th century (denoting a memorandum or record): from French mémoire (masculine), a special use of mémoire (feminine) ‘memory’.
etymonline
memoirs (n.)
"personal record of events, narrative of the facts or events of the life of a person or a phase of history written from personal knowledge or observation upon points about which the writer is specially informed," 1650s, plural of memoir.