One of the interesting properties of cells that are in exponential growth is that the time to increase the cell number by a factor of 2 is always the same.

细胞有一个有趣的性质,那就是在指数增长阶段,细胞增长的速度,永远是以二为底数来增长的

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Now, it's also the case that this is fundamentally what class this algorithm falls into, it is going to take exponential amount of time.

哪个种类的一个实例,这个问题的时间复杂度是指数级的，也就是当n上升的时候。

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