* 时间O(n) 空间O(n)（理论最优，无冗余计算）
在拍摄夜景、烟花或者红灯笼时，手机的测光系统往往会因为想要「看清」黑暗，而把画面提得太亮，导致灯笼变成一团白光，夜空全是噪点。这时候，你只需要点击屏幕对焦主体，然后按住旁边的小太阳图标，往下拉。不用怕画面变黑，压低曝光不仅能找回高光的细节，让灯笼红得通透，还能压暗背景的杂乱，让主体更加突出。
，这一点在Line官方版本下载中也有详细论述
YouTube TV offers a 7-day free trial. It is then $59.99 per month for the first two months. That will get you most of the way through the 2025-26 college basketball season. After the introductory rate, the rate is $82.99 per month starting in the third month.，详情可参考51吃瓜
It has a 293Wh lithium-ion battery and two pure sine wave AC outlets that deliver up to 300W of power. And if you decide to head off on a whim, this model can recharge up to 80% in around two hours when using both a wall outlet and the 60W USB-C PD port simultaneously. It also supports charging via a car outlet, so you can top it up on the go,