如果取自底部的一个小球还能产生能量，那么将其放回到顶部。

If a pebble taken from the bottom can produce more power, it goes back in the top.

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如果您回到顶部，您将会看到状态自动的改变为In Progress。

If you look back to the top, you will see that the status changed automatically to In Progress.

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如果你再这样做一次，可以看到该点来到顶部，又回到底部，然后又开始新的一轮运动。

So, if we do it once more, you see the point now is at the top, and now it's at the bottom. And then we start again.

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如果你再这样做一次，可以看到该点来到顶部，又回到底部，然后又开始新的一轮运动。

So, if we do it once more, you see the point now is at the top, and now it's at the bottom. And then we start again.

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