台湾又称内海仔，常被错写为“泻湖”，是一种因为海湾被沙洲所封闭而演变成的湖泊，所以一般都在海边。这些湖本来都是海湾，后来在海湾的出海口处由于泥沙沉积，使出海口形成了沙洲，继而将海湾与海洋分隔，因而成为湖泊。
典型的地貌标志是沿岸分布的沙坝-潟湖体系。
The typical mark of the morphology is the system of barriers and lagoons distributed along the shore.
强劲的南风把海水吹进威尼斯的潟湖，导致了这次异常升高的潮位。
Strong southern winds have been driving the sea into Venice's lagoon, causing the unusually high tides.
潟湖公园将会延伸至城市滨水区，使人们重新欣赏到之前被购物中心遮挡的景观。
The lagoon will stretch out towards the city's waterfront, opening up views that were formerly blocked by the China-Town Mall.
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