translation.en: Most of the sand on the Moon, especially -- and you know when you look at the Moon, there's the dark areas and the light areas. The dark areas are lava flows. They're basaltic lava flows, and that's what this sand looks like, very similar to the sand that you would see in Haleakala.
translation.zh: 月球上大部分的沙 尤其是，你可以看到月球 有背光面也有向光面 背光面是熔岩流 是玄武岩的熔岩流 这是它们的沙的样子 和哈里阿卡拉火山的沙很像