搭配 “the sands of time 时间之沙” 是用沙漏里的流沙来比喻时间流逝。它多用来谈论过去已经发生过的事情，表示时间过得很快。
- No one knows where the story came from. The author's name is lost in the sands of time.
没人知道这则故事出自何人。作者的名字早已随着时间的流逝被人遗忘。 - Even though I'm old, I feel great. The sands of time have been kind to me.
我虽已年迈，但感觉身体还不错。岁月对我很仁慈。 - The sands of time had really left their mark on the building. It was starting to fall apart.
时光在这座建筑上留下了岁月的痕迹，它已经有了土崩瓦解的迹象。
