Marked by powerful environmental function and ecological benefits, wetlands play an extraordinary role in keeping the ecological balance on the surface of the earth.
湿地具有强大的环境功能和生态效益，在维持地球表面生态平衡中起着极为重要的作用。
Marked by powerful environmental function and ecological benefits, wetlands play an extraordinary role in keeping the ecological balance on the surface of the earth.
湿地具有强大的环境功能和生态效益，在维持地球表面生态平衡中起着极为重要的作用。
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