美国已经放弃了，因为面对中国，已经毫无胜算了

Group 1 - The core viewpoint of the articles highlights the significant shifts in US-China relations over the years, particularly in trade and military dynamics, indicating a move from confrontation to negotiation [1][4][6] - Since 2018, the US initiated a trade war against China, believing it could pressure China into concessions through tariffs, but this strategy has led to economic slowdowns in the US while China has maintained export growth by diversifying its markets [1][4] - The US has increased restrictions on China's technology sector, particularly in semiconductors, investing over $50 billion to develop domestic industries while China accelerates its own semiconductor self-sufficiency [1][4] Group 2 - In military terms, the US maintains a significant naval advantage with 11 aircraft carriers, but China's naval capabilities are rapidly expanding, with a fleet nearing 300,000 tons and the construction of four aircraft carrier groups [1][2] - Reports indicate that China's nuclear arsenal has surpassed 500 warheads, and it leads in several high-tech areas, putting pressure on US military strategy, especially in the Asia-Pacific region [2][4] - By the end of 2025, the US is expected to prioritize its national security strategy towards the Western Hemisphere, reducing military investments in the Asia-Pacific, reflecting a shift towards dialogue and negotiation rather than confrontation [4][6] Group 3 - The ongoing competition has revealed a diminishing initial advantage for the US, with China making significant advancements across various sectors, prompting the US to adjust its strategies to focus on stabilizing relations and avoiding conflict [6] - The US has acknowledged the unsustainable nature of a prolonged confrontation with China, leading to a more cautious approach that emphasizes diplomatic engagement over military solutions [4][6] - The trade relationship between the two countries is stabilizing, with a reduction in bilateral trade volume but persistent US reliance on Chinese manufacturing, indicating a complex interdependence [4][6]