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岛中岛:位于南太平洋西部的汤加王国的西列岛上,有一个岛屿,岛上有个湖,湖中有个岛,岛上又有湖,一环套一环,构成了世界上罕见的“岛中岛”。湖中湖:加拿大安大略省的休伦湖中,有座面积为2766平方公里的马尾图林岛,岛上有个马尾湖,面积106平方公里,是世界上最大的湖中湖。水中水:努乌克湖是美国阿拉斯加半岛北部已罗角上一个湖泊,这个湖的水分为两层,上面是淡水,下面是成水,而且水层之间有明确的分界线。形成了奇妙的“水中水”。
Island Island: Located in the western islands of the Kingdom of Tonga in the western South Pacific, there is an island, a lake on the island, an island in the lake, another lake on the island, a ring, forming the world’s rare “Island island ”. Lake in the Lake: Huron in Ontario, Canada, an area of 2766 square kilometers of Mawei Tulin Island, the island has a lake, an area of 106 square kilometers, is the world’s largest lake lake. Water in the Water: Lake Nuuk is a lake at Cape Halla in the northern part of the Alaskan Peninsula of the United States. The lake has two layers of water, freshwater above, water below, and a clear dividing line between the water layers. Formed a wonderful “water water ”.