August is somewhat early in the typical California fire season to experience this dynamic fire behavior.

8月份就出现了如此猛烈的火势，相比加州传统的火灾季节有所提前。

On the other hand, physical activity releases positive hormones in your brain, rewarding this dynamic behavior with energy and happiness.

另一方面，身体活动能在大脑中释放出积极的荷尔蒙，以能量和幸福来奖励这种动态行为。