美国推出Manta Ray水下无人机, 提升情报水平, The US introduces the Manta Ray underwater drone to boost intelligence and counter undersea threats from rivals.

美国揭开了Manta Ray号,这是一架水下无人机,旨在加强情报收集和威胁威慑。 The US has unveiled the Manta Ray, an underwater drone aimed at enhancing intelligence gathering and threat deterrence. 这一发展是更广泛的全球海底战争竞赛的一部分,俄罗斯和中国等竞争对手也在提高潜艇能力。 This development is part of a broader global race in undersea warfare, with rivals like Russia and China also advancing their submarine capabilities. 美国、英国和澳大利亚正在通过AUKUS条约对核动力潜艇进行投资,以对抗中国在印度-太平洋不断增长的海军影响力。 The US, UK, and Australia are investing in nuclear-powered submarines through the AUKUS pact to counter China's growing naval influence in the Indo-Pacific. 然而,对高成本和铀短缺的担忧对这些雄心勃勃的项目构成了挑战。 However, concerns over high costs and uranium shortages pose challenges to these ambitious projects.