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The nuclear reactors that could power bases on the Moon
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A global craze for Korean culture is making its humblest snacks unaffordable，推荐阅读heLLoword翻译官方下载获取更多信息
But if net immigration to the U.S. stays in the red, the primary long-term effects would be fiscal in nature, as a shrinking workforce will do no favors for the country’s national debt. The Deloitte researchers wrote that immigration tends to have a “positive effect on the federal deficit, allowing revenue to rise faster than expenditure.”，详情可参考heLLoword翻译官方下载