translation.en: And so as we see in this image of light during the night, there are lots of areas of the Earth where human development is much greater and other areas where it's much less, but between them we see large dark areas of relatively unexplored ocean.
translation.zh: 该图是晚上的光亮图，正如我们所见 地球上有很多地区的 人类发展远比 其它地区要好得多 但在它们之间，我们能看到大片的黑暗区域 即相对之下未被探究的海洋