由于美国可能减少潜艇产量，AUKUS核潜艇协议面临不确定性。 AUKUS nuclear submarine pact faces uncertainty due to US potential reduced submarine production.

由于对美国兑现其承诺的潜艇的能力和意愿存疑，AUKUS 核潜艇协议面临不确定性。 The AUKUS nuclear submarine pact faces uncertainty amid doubts about the US's ability and willingness to deliver on its promised subs. 美国削减本国潜艇产量的提议引发了对该交易可行性的担忧，因为美国将向澳大利亚提供先进潜艇。 The US proposal to cut back on its own submarine production raises concerns over the deal's viability, as the US is set to provide Australia with advanced submarines. 预算限制和满足美国需求的工业能力有限也加剧了这种猜测。 Budget constraints and limited industry capability to meet US needs also contribute to the speculation.