The device created is based on the idea that "time's arrow, " pointing forward, cannot bend over backwards to undo events that have already occurred.

这个装置是基于单向的“时间线”制造的，即过去已经发生的事不能消除。

youdao

The device created is based on the idea that "time's arrow, " pointing forward, cannot bend over backwards to undo events that have already occurred.

这个装置是基于单向的“时间线”制造的，即过去已经发生的事不能消除。

youdao