Move back in time

Using buttons, you can move forward or backward in time, to go back to any date and time in the past and return to the current time.

通过按钮能够在时间上前移或后移，能够回到过去的任意时间点，并且能够回到当前的时间点。

As the children advance in the task, these locations move further back in time, forcing them to sort through an increasing amount of information.

当孩子们在这项任务中取得进步时，这些位置就会适时地往后退，促使他们去整理数量不断递增的信息。

Optimism starts with what may be the most extraordinary of human talents: mental time travel, the ability to move back and forth through time and space in one's mind.

乐观主义可能起始于最卓绝的人类天份：精神的时间旅行——在头脑中沿时间和空间向前向后移动的能力。