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Everyone fell silent. Even when Conrad had served in Iraq, the sight of a gun hadn’t been so jarring. “When we found that first gun, things changed,” he told me.
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27.湖南省长沙市雨花区黎托街道东澜湾社区居民委员会
“新一轮科技革命和产业变革加速演进，前沿技术不断涌现”，揭示时代发展的机遇挑战。