ADJ (湖)淡水的;(生物)淡水中生长的 A freshwater lake contains water that is not salty, usually in contrast to the sea. Freshwater creatures live in water that is not salty.
...Lake Balaton, the largest freshwater lake in Europe... 巴拉顿湖,欧洲最大的淡水湖
There are bright prospects for freshwater fish farming. 淡水养鱼大有可为。
Coal is formed from the remains of freshwater plants. 煤是由淡水植物遗骸形成的。
Freshwater and marine resources are increasingly polluted; soils and once-prolific fisheries are growing barren. 淡水资源和海洋资源日益受到污染;土壤和一度丰富多产的渔场日趋贫瘠。
How will agriculture cope with increased competition for water and freshwater system services from other economic sectors? 农业将如何应对来自其他经济部门的对水资源和淡水系统服务的更大竞争?
Small trout-like silvery marine or freshwater food fishes of cold northern waters. 北部寒冷水域中类似鲑鱼的海生银色小鱼或淡水食用鱼。
Crustaceans live mostly in marine but also in freshwater and terrestrial habitats. 甲壳类大多生活在海洋,但也有生活在淡水和陆上栖息地的。
More funds should be devoted to the conservation of freshwater resources and endangered species. 应该把更多的资金用于淡水资源和濒危物种的保护上。
Influence of the compound microorganism preparation on water quality had been studied in Penaeus vannamei freshwater pond. 研究了复合微生物制剂对南美白对虾养殖池水质的影响。
Another area that is a priority for WWF in China is conservation of freshwater resources and biodiversity. 世界自然基金会在中国开展工作的另外一个重要领域是保护淡水资源和生物多样性。
Rivers are often the main source of freshwater resources for citizens of developing nations. 在发展中国家,河流往往是其淡水资源的主要来源。其社会福祉、经济和政治发展是以这些淡水资源的可用性和配置情况为基础的。
We have salt water and freshwater in the world. 世界上有咸水和淡水两种水。
They are found in freshwater marshes and pools throughout the Amazon basin, from Colombia to brazil. 在从哥伦比亚到巴西的整个亚马逊盆地的淡水沼泽和池塘里都能找到它们的踪迹。
Freshwater duck of Eurasia and North Africa related to mallards and teals. 欧亚大陆和非洲北部的淡水鸭,与绿头鸭和短颈野鸭有亲缘关系。
Freshwater turtles having bright yellow and red markings; common in the eastern United States. 身上有明亮的黄色和红色斑点的淡水龟;常见于美国东部。
This applies to goods freshwater aquaculture fish, prawns, crabs and shellfish aquaculture, and other water bodies. 本品适用于淡水、海水养殖的鱼、虾、蟹及贝类等养殖水体。
Many freshwater fishes become sluggish in winter. 许多淡水鱼到了冬季就不活跃了。
Found also in estuaries, lagoons, river mouths, and even freshwater. 也发现于河口,潟湖,河口了,甚至淡水。
Tropical freshwater fishes of Africa and S and Central America. 产于非洲南美和中美洲的热带淡水鱼。
Spiny-finned freshwater food and game fishes. 有刺鳍的淡水鱼和猎用鱼。
The largest freshwater lake in the world; the deepest of the Great Lakes. 世界上最大的淡水湖;北美五大湖中最深的一个。
They also included comprehensive assessments ofcrayfish, freshwater crabs, reef-building corals and cephalopods in theevaluation. 在这次评估中,他们也列入了对小龙虾、淡水蟹类、造礁珊瑚和头足类动物的综合评价。
The'blue revolution'of freshwater aquaculture and mariculture is growing exponentially. 淡水农业和海水养殖的“蓝色革命”正在以指数方式增长。
The ingredients and technology of pet food from the by-products of freshwater fish were studied. 研究了以淡水鱼加工副产物为原料研制宠物食品的配方、工艺及杀菌剂量。
That's because freshwater ecosystems are so closely linked to human activity. 这是因为淡水生态系统和人类活动密切相关。
Another is a shortage of land and freshwater for use in aquaculture. 另一个障碍是用于水产养殖的土地和淡水资源不足。
Other freshwater and terrestrial ecosystems have been degraded by pollution. 其他淡水和陆地生态系统也因污染而退化。
Halfbeaks; marine and freshwater fishes closely related to the flying fishes but not able to glide. 鱵;与飞鱼是近亲的海洋和淡水鱼类,但不能滑行。
Poyang Lake is the biggest freshwater lake in China and the biggest ecological wetland in Asia as well. 鄱阳湖是我国第一大淡水湖,也是亚洲最大的生态湿地。