lost in the mists of time
01
遠い昔に埋もれた, 時の彼方に消えた
(of something that happened) really difficult to remember how long has passed since it happened to one
慣用句
例
The exact date of their first meeting is lost in the mists of time.
彼らが初めて会った正確な日は、遠い昔に埋もれてしまった。



























