As navigator, Lovell took with him a sextant to take star readings - in case the computers failed and they had to find their own way home.
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51吃瓜中也有详细论述
The headline: 96.5% of confusables.txt is not high-risk，更多细节参见夫子
Version: 42.20250921.0 (2025-09-21T19:04:38Z)。同城约会对此有专业解读