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preserve memory

preserve memory

preserve memory

preserve memory

1

Walking for 40 minutes a few times a week is enough to preserve memory and keep ageing brains on top form , research shows .

研究显示，1 周几次 40 分钟的散步，足以保存记忆且让老化的大脑保持巅峰。

4

But in the case of larger trees , we might prefer to traverse iteratively , in order to preserve memory .

但对于较大的树来说，我们更希望以迭代的方式遍历，从而节约内存。

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