美国更新了它的太空安全政策。

America updates its space-security policy.

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甚至美国五角大楼的国家太空安全办公室也在担心：[碎片灾难]的临界点是已经到达呢，还是将要到达。

Even the National Security Space Office at the Pentagon is worrying about whether a tipping-point has been reached, or soon will be.

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以一种酒精浓度高的、减少了二氧化碳的烈性黑啤为基础，科学家已经创造出了一种太空安全啤酒，称为“东方号”。

Selecting a strong, reduced-carbon dioxide stout, the researchers have created a space-safe beer called "Vostok" (in honor of the first manned, Russian spacecraft flown by Yuri Gagarin in 1961).

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