名人演讲 :奥巴马最后一次国情咨文(4)
Second, how do we make technology work for us, and not against us especially when it comes to solving urgent challenges like climate change? 第二,我们如何让技术为我们服务,而不是与我们对抗——尤其是面临气候变化这样急需应对的挑战的时候? Third, how do we keep America safe and lead the world without becoming its policeman? 第三,我们如何保障美国的安全,同时,在不充当世界警察的...