“锻炼身体”，健康常伴。😉
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美国精英清楚得很，以现在的工业制造基础，已不足以对中国进行长期的"大国战争"。战争开打容易，但如何结束，善了难, 牵涉面太广，根本不是打一仗，两仗的事。
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China Is Ready for War
And Thanks to a Crumbling Defense Industrial Base, America Is Not---Foreign Affairs
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https://www.foreignaffairs.com/china/china-ready-war-america-is-not-seth-jones

Built to 'Bottom' Nuclear Aircraft Carriers: China’s DF-21D is a Game Changer---The National Interest
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https://nationalinterest.org/blog/buzz/built-bottom-nuclear-aircraft-carriers-china%E2%80%99s-df-21d-game-changer-213386