By the early eleventh century, however, the empire had regained almost half of its lost possessions, its new frontiers were secure, and its influence extended far beyond its borders.

然而，到11世纪早期，帝国已收复了几乎一半的失地，新的边境得到了保障，其影响力远远超出了国界。

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The principal mark of genius is not perfection but originality, the opening of new frontiers.

天才的主要标志不是完美，而是独创性，即开拓新的领域。

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Science and Technology: Exploring Nature's New Frontiers

科技：探索自然界新的前沿

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But we can cope with and allow adventure and the right to explore new frontiers.

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We look forward to the distant horizon -- (applause) -- to new possibilities, to new frontiers.

WHITEHOUSE: Remarks by the President at a Campaign Event -- Las Vegas, NV

We have advanced medicine, expanded agriculture and productivity, and opened new frontiers beyond our planet for peaceful purposes.

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