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当我们打开北京地图,视线停留在南部绿海之上,隐隐可见一道道碧蓝的渠流——那些滋润着京南的水道,像一条条蓝色的生命带,滋润着大兴这片京南美丽的土地。
When we open the map of Beijing, our attention stays above the green sea of the South, and we can see a blue channel - the water channel that moistens the south of Beijing. Like a blue living belt, soil of.