今天我们要学的词是open carry。 Open carry公开持枪。美国总统奥巴马星期一在凤凰城会议中心讲话， 会场外的示威人群中有些人公然带枪。不过，他们这么做并不违法。"Arizona is an open-carry state, meaning it's legal to carry firearms in public as long as they're visible," 亚利桑那是一个 允许公开持枪的州，但一定要让别人看得到。

不过，保护总统安全的特勤局官员表示，"Armed demonstrators in open carry states such as Arizona and New Hampshire have little impact on security plans for the president," 亚利桑那和新罕布什尔这种公开持枪州里持枪抗议者的出现对保护总统安全的计划没有任何影响。好的，今天我们学习的词是open carry...