estuaries

estuaries的音标是[ɪˈstjuəriz]，基本翻译是“河口，入海口”，速记技巧是：e.s.t.u.a.r.i.o.s。

Estuary这个词源于拉丁语“estuare”，意思是“流动的”。它的变化形式主要有复数形式“estuaries”和过去式、过去分词形式“estuaried”。

相关单词：

海洋（Ocean）：海洋一词源于古希腊语“oceanos”，意为“广阔的海洋”。海洋是地球上最广阔的水体，是estuary的对应。

河口（Estuary）：如前所述，河口是指河流流入海洋或湖泊的区域。

河岸（Estuary bank）：河岸是河流与海洋或湖泊交界处的岸边。

河口三角洲（Estuary delta）：河口三角洲是河流三角洲的一部分，位于河流入海口附近。

沙洲（Estuarine sandbar）：沙洲是河口地区常见的地貌特征，由泥沙堆积而成。

河口湾（Estuarine estuary）：河口湾是指河流在入海口处形成的湾状水域。

泥滩（Estuarine mudflat）：泥滩是指河口地区由泥沙沉积形成的滩地。

河口湿地（Estuarine wetland）：河口湿地是河口地区特有的生态系统，由水生植物和湿地植物组成。

河口生态（Estuarine ecology）：河口生态研究是生态学的一个重要领域，研究河口地区的生物多样性、能量流动和物质循环等。

Estuary这个词在英语中经常用来描述河流流入海洋或湖泊的区域，具有丰富的生物多样性和独特的地理特征。同时，它也是研究河口生态的重要领域。

常用短语：

1. estuary waters

2. navigate the estuary

3. tidal estuary

4. salt marshes of an estuary

5. estuary ecosystem

6. estuary fisheries

7. estuary sedimentation

双语例句：

1. The boat navigated its way through the narrow channels of the tidal estuary.

2. The salt marshes of this estuary provide a habitat for many migratory birds.

3. The estuary ecosystem is under threat from pollution and human activity.

4. The fishermen of this region depend on the rich resources of the estuary fisheries.

5. Sedimentation in the estuary is causing problems for the local communities.

6. The beauty of the estuary is enhanced by the setting sun, casting long shadows on the water.

7. The estuary is a crucial habitat for many marine species, providing them with food and shelter.

英文小作文：

Title: The Mysteries of the Estuary

The estuary is a unique habitat that provides shelter and food for a variety of marine life. From small creatures to large predators, the estuary is home to many species that thrive in its complex ecosystem. The salt marshes, mudflats, and channels of the estuary offer a diverse range of habitats that support a rich tapestry of marine life.

The estuary is also a crucial link in the food chain, providing sustenance for marine mammals, birds, and fish. The tides play a significant role in the ecology of the estuary, bringing in freshwater and nutrients from the rivers, while also flushing out waste and sediment. The complex interactions between the various species and environmental factors maintain a delicate balance in the estuary"s ecosystem.

However, human activity has begun to threaten this delicate balance. Pollution, deforestation, and development have all contributed to the degradation of the estuary"s environment. It is our responsibility to protect this vital habitat and preserve it for future generations so that they may continue to enjoy the wonders of the estuary"s ecosystem.