Definition
A period in the past that is remembered with fondness, often with the belief that life was better during that time.
昔日美好時光
Grandpa always talks about the good old days, saying how simple life was back then.
爺爺總是談論過去的美好時光，說那時的生活有多麼簡單。
As we grow older, we might look back on this time as the good old days.
隨著我們變老，我們可能會把這段時光視為美好的過去。
They always reminisce about the good old days, lamenting how much everything has changed.
他們總是懷念過去的美好時光，感嘆一切都變了。