根据一名高级军事指挥官的说法,中国对美国国家安全构成重大威胁. China poses a significant threat to U.S. national security, according to a senior military commander.

一位美国高级军官强调中国对国家安全构成重大威胁. A senior U.S. military commander has emphasized the significant threat that China poses to national security. 美国军方指挥官的言论强调了中国军事能力及其对美国的影响日益关注. The commander's remarks underline the growing concern regarding China's military capabilities and its impact on the United States. 美国政府正着重加强其防御战略以应对所感知的挑战. This statement comes amid ongoing geopolitical tensions and the U.S. government's focus on strengthening its defense strategies in response to the perceived challenge.