Earth's shadow has two main regions: the outer shadow, called the penumbra, and the inner shadow, known as the umbra. The penumbra causes faint dimming that can be hard to notice. But the umbra is much darker. As it sweeps over the moon, the eclipse becomes obvious and the darkened portion spreads until the entire moon is covered.
Мелания Трамп поблагодарила Россию02:10。关于这个话题，币安_币安注册_币安下载提供了深入分析
Editor: Martin Smith。关于这个话题，91视频提供了深入分析
卡塔尔多哈国际机场，被迫滞留后，周舟与同航班乘客等待安排住宿。受访者供图