Astronomers watch as a star is nearly totally blotted out, perhaps by a disk of material surrounding another star.

中文翻译：

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为什么一颗巨大的星星眨眼

天文学家观察到一颗恒星几乎完全被遮蔽，可能是被另一颗恒星周围的物质盘所遮蔽。