深层地下淡水和天然降水是该区主要淡水资源。
The main freshwater resources are deep fresh ground water and rainfall.
去年6月，可口可乐公司就曾宣布一项雄心勃勃的计划：与世界自然基金会(一个全球性的环保组织)合作，旨在保护全球七大主要淡水流域。
Last June it announced an ambitious collaboration with WWF, a global environmental organisation, to conserve seven major freshwater river basins.
这些鱼类分为4个主要生态类型，包括河口性鱼类、近海鱼类、江海洄游型鱼类和淡水鱼类。
These fish could be categorized into four types, including estuarine fishes, marine fishes, diadromous fishes and of freshwater fishes.
应用推荐