The U.S. also blames Iran for a September attack on a large Saudi Arabian oil processing center.
美国还指责伊朗于9月袭击了沙特一家大型石油加工中心。
英语百科
September 11 attacks 九一一袭击事件
The September 11 attacks (also referred to as 9/11) were a series of four coordinated terrorist attacks by the Islamic terrorist group Al-Qaeda on the United States on the morning of Tuesday, September 11, 2001. The attacks consisted of suicide attacks used to target symbolic U.S. landmarks.