time capsule
成語所屬單字capsule
time capsule — 慣用語
1. a container filled with objects and documents from a particular time, buried or
1.慣用語
釋義
a container filled with objects and documents from a particular time, buried or hidden so that people in the future can find it and learn about the past
例句
The school buried a time capsule in 1990 and opened it at the reunion twenty-five years later.