美国声称中国根据情报和地震数据,在2020年秘密试验了核武器,尽管中国否认。 The U.S. alleges China secretly tested a nuclear weapon in 2020, based on intelligence and seismic data, though China denies it.

美国认为中国在2020年根据情报评估和地震数据进行了一次秘密核试验,尽管中国尚未予以证实。 The U.S. believes China conducted a secret nuclear test in 2020, based on intelligence assessments and seismic data, though China has not confirmed it. 该索赔由核电厂报告,五角大楼和中国记者引述,引起美国日益关切中国不断扩大的核武库和导弹发展,包括DF-31BJ。 The claim, reported by NPR and cited by Pentagon and China correspondents, fuels growing U.S. concerns over China’s expanding nuclear arsenal and missile advancements, including the DF-31BJ. 尚未公布任何公开证据,中国也没有答复。 No public proof has been released, and China has not responded. 这些指控是在涉及乌克兰、伊朗和美国的更广泛的地缘政治紧张局势中提出的,其中涉及乌克兰、伊朗和美国计划恢复核试验,批评者说核试验破坏了全球不扩散努力。 The allegations come amid broader geopolitical tensions involving Ukraine, Iran, and U.S. plans to resume nuclear testing, which critics say undermines global nonproliferation efforts.