Hayley教口語，“曾幾何時”用英語怎么說？

used for talking about a time in the past, usually when you are remembering nice things about that time

曾幾何時(尤用于追憶美好往事時)

Back in the day, we had an apartment with a swimming pool.

曾幾何時我們還有過一套帶游泳池的公寓。

Back in the day, I used to spend my summers exploring or playing with friends. Now I'm in the office every day.

曾幾何時我常常在夏天和朋友們一起探險或玩耍?，F(xiàn)在我每天都在辦公室。