To preserve white supremacy, he threatened a civil war.

为确保白人至上，他威胁要发动内战。

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The superpowers will war for supremacy.

超级大国会为争夺霸权而战。

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You can imagine history's grim inventory of war and destruction being laid out before them as they examined how, from the 15th century, empires and upstarts had often fought for supremacy.

你可以想象，当他们研究从15世纪起老牌帝国与新兴国家通过战争争夺霸权的情况时，历史上关于战争与毁灭的史实在他们面前一览无余。

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The fight for mobile supremacy is a multi-front war, with increasing competition in everything from smartphones to tablets like the iPad and RIM's forthcoming PlayBook. (Read " Quiet Before the Storm: Intel and AMD Dominate Chip Industry Ahead of Tablet Showdown").

FORBES

During the cold war between America and the Soviet Union, the two were closely matched in their struggle for supremacy in space.

ECONOMIST: After a successful Olympics, China��s next spectacular