Obama, who seemed determined to project calm and an even temper, took the opportunity to speak on the Ayers matter, which has been the focus of much media attention in recent days.

• 奥巴马看上去似乎决意保持冷静与平和的语气，利用这个机会解释了艾尔斯的问题，这个问题是近日众多媒体关注的焦点。