He said ()that the (priaminate)preeminent threat to (home)homeland security remains terrorism and (warn)warned that (Alkada)Al-Qaida could launch another large scale attack on the United States.

• 他说对美国本土安全的突出的威胁仍然是恐怖主义并警告阿尔凯达基地组织可以发起对美国的另一次大规模的袭击。