A top US defence official has warned that Russia has probably been carrying out tests in a bid to develop new nuclear arms — which could violate an international treaty.
美国一位高级国防官员警告称，为了研发新的核武器，俄罗斯可能一直在进行核试验——此举可能违反了一项国际条约。
您已阅读4%（222字），剩余96%（5027字）包含更多重要信息，订阅以继续探索完整内容，并享受更多专属服务。