The Brotherhood used the battle of Hoover Dam as an opportunity to retake HELIOS One, and came to control the area between it and Hidden Valley.

借胡佛大坝战役之机，兄弟会又夺回了太阳神发电厂，并将势力扩展到此地和隐蔽谷地堡之间的区域。

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Explanation: An example of solar-powered flight, NASA's Helios aircraft flew almost one hundred years after the Wright brothers' historic flight on December 17, 1903.

图片说明：这是太阳能为动力的飞行，国家航空航天局（NASA）的太阳神号出现在莱特兄弟的历史性飞行（1903年12月17日）大约100年后。

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And without Helios, there is no one to keep Morpheus from seizing permanent power.

而且，没有了赫利俄斯，就再也没有人能阻止梦神摩尔甫斯占有永恒的力量。

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