Here are some warning flags about challenges ahead 下面是一些有关未来挑战的预警标识。
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Do not enter the water when the shark warning flag and red flag are hoisted 鲨鱼旗及红旗同时悬挂时,切勿下水。
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Storm - weary residents on the florida island of key west celebrated the end of the busiest atlantic hurricane season on record on wednesday by ceremonially burning red and black hurricane warning flags . 11 月30日,当历史上灾害最为频繁的大西洋飓风季终于结束时,美国佛罗里达州基韦斯特岛上的人们举行了一个颇为盛大的庆祝仪式。