The White House has ruled out a meeting between President Barack Obama and the aging leader of the Cuban revolution Fidel Castro during the US president's historic trip to Havana later this month. ______________. BBC news. 上月末,美国总统奥巴马历史性访问哈瓦那之际,曾安排总统与年迈的古巴革命领导菲德尔.卡斯特罗会面,但后来被国会取消了.副国家安全顾问本.___________.BBC新闻
