纪念物：用于提醒特别时刻或人物的重要物品。

"She kept the ticket stub as a memento of the concert. 她保存着演唱会的票根作为纪念品。"

"He gave her a bracelet as a memento of their trip together. 他送给她一条手镯作为他们一起旅行的纪念品。"

警示物：提醒某人记住某事的提醒性物品。

"The old watch was a memento from his grandfather, reminding him of family legacy. 那块旧表是来自他祖父的纪念品，提醒他家族的传承。"

"Seeing the memento of their first meeting brought back a flood of memories. 看到他们初次见面的纪念品，涌现出一连串的回忆。"

遗物：来自已逝之人的纪念性物品。

"The locket she wore was a memento of her grandmother. 她佩戴的项链盒是她祖母的遗物。"

"He cherished the book as a memento of his late friend. 他珍藏那本书作为已故朋友的纪念。"