https://www.zhongguotese.net/2019/%e7%89%b9%e6%9c%97%e6%99%ae%e5%af%b9%e7%be%8e%e4%b8%ad%e8%b4%b8%e6%98%93%e8%b0%88%e5%88%a4%e5%8f%91%e8%a1%a8%e4%b9%90%e8%a7%82%e7%9c%8b%e6%b3%95.html
特朗普对美中贸易谈判发表乐观看法