Over the next 50 million years this co-evolution of flora and flow led to the meandering rivers we know today, and a barren landscape made lush.

随后的五千万年中，这些植物群落与水流协同演化，造就了当今我们所看到的蜿蜒而行的河流，昔日沿河两岸的贫瘠景象已然变得郁郁葱葱、生机盎然。

youdao

Over the next 50 million years this co-evolution of flora and flow led to the meandering rivers we know today, and a barren landscape made lush.

随后的五千万年中，这些植物群落与水流协同演化，造就了当今我们所看到的蜿蜒而行的河流，昔日沿河两岸的贫瘠景象已然变得郁郁葱葱、生机盎然。

youdao