__________________________________.The attack occurred near Wedge Island, an area known as a family destination about 160 kilometers north of Perth. A visibly shaking witness told Australian Television he had been riding a jet ski nearby when he saw the attack. He described what he called a massive great white shark circling the body. He said when he tried to move in, the shark came at him and tried to knock him off the jet ski. The Western Australian State, Department of Fisheries has confirmed the victim was attacked by what they believed was a great white shark. Officials said local beaches around the area have been closed. It’s the fifth lethal attack in recent months.这次袭击发生在楔岛附近,一个在珀斯以北大约160公里处以家庭旅游胜地著称的区域。一位受到惊吓的目击者告诉澳大利亚电视台记者事件发生时他正在附近骑水上摩托车。据该目击者描述,当时一只巨大的大白鲨正围绕着受害者的身体,当他想要靠近时,鲨鱼向他游来并且想将他撞下水上摩托车。西澳大利亚州的渔业部门已确认受害者是遭到了他们所认为的大白鲨的袭击。当地官员表示该地区附近的海滩已全部封锁。这是最近几个月来第五次致命攻击事件。 I’m Marti Johnson, VOA News, in Washington.VOA记者马蒂约翰逊在华盛顿为您报道。