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- There are 31 types of natural wetlands and 9 types of artificial wetlands in the whole country. 全国有31类天然湿地和9类人工湿地。
- For historical, developmental and political reasons, the natural wetlands in China have been destructed seriously. 由于历史、发展和政策等原因，中国的天然湿地遭到了严重的破坏。
- Ms.Louden proposed creating a landscape that would mimic the natural wetlands that border Yahoo's campus, but with a high-tech twist. 劳登建议，营造一片模仿雅虎办公园区附近天然湿地的景观，不过要进行高科技化的变形。
- Generally speaking wetland is classified into natural wetland and artificial wetland. 一般来讲,湿地分为自然湿地和人工湿地。
- While natural wetlands are diminishing in size and their vegetation is degrading,artificial wetlands are extending and biodiversity and fishery resources are damaged. 如自然湿地面积减小、植被退化、人工湿地面积扩大、湿地生物多样性受损、渔业资源衰退等。
- Soil organic matter is the uppermost factor affecting soil dehydrogenase activity of natural wetland. 土壤有机质成为影响冲积平原湿地土壤氧化还原酶活性最主要的因素。
- Human population growth is increasing the built footprint, which in turn is straining the capacity of natural wetland systems. 人类人口的增长扩大了人造环境的占地面积，而后者又使自然湿地系统超负荷运转。
- There are 25.94 million hectares of natural wetlands, including about 11.97 million hectares of marsh swamps, 9.1 million hectares of natural lakes, 2.17 million hectares of tidal beaches and 2.7 million hectares of yellow sea areas. 其中天然湿地约为2594万公顷，包括沼泽约1197万公顷，天然湖泊约910万公顷，潮间带滩涂约217万公顷，浅海水域270万公顷；
- The Eco park features a boardwalk eco-trail that passes through the islands of the park inviting visitors on an educational and healthy walk among the natural wetland habitat. 生态公园内有一条生态木栈道，它贯穿园内所有的小岛，欢迎着游客到野外生态湿地进行教育之行和健康之行。
- There are 25.94 million hectares of natural wetlands,including about 11.97 million hectares of marsh swamps,9.1 million hectares of natural lakes,2.17 million hectares of tidal beaches and 2.7 million hectares of yellow sea areas. 其中天然湿地约为2594万公顷，包括沼泽约1197万公顷，天然湖泊约910万公顷，潮间带滩涂约217万公顷，浅海水域270万公顷；
- Long-term Change of Natural Wetland of Hongze Lake 洪泽湖天然湿地的长期变化研究
- It is natural for a cat to catch mice. 猫捉老鼠是本能。
- It's natural to slack2 off towards the end of a hard day's work. 一天紧张工作快结束的时候有些放松是自然的。
- Many natural materials are becoming scarce. 许多天然原料越来越少。
- Characters of vascular plant communities in natural wetlands of Nanjing Suburb 南京近郊自然湿地维管植物群落特征
- Our motherland flows with natural resources. 我们祖国蕴藏着丰富的天然资源。
- Events took their natural course. 事态依自然进程发展。
- She has a natural wave in her hair. 她的头发自然卷曲。
- Magnetism is a natural phenomenon. 磁力是一种自然现象。
- Spatial and Seasonal Variability of Methane Emission from Natural Wetlands 自然湿地甲烷排放时空变化规律研究
