rise of the river

例句：

1. 1. The rise of the river is a natural phenomenon that occurs during the spring flood season.
   河流的上升是春季洪水季节发生的自然现象。
2. 2. During the rise of the river, the water level increases significantly.
   在河流上升期间，水位显著增加。
3. 3. The rise of the river is crucial for the survival of many aquatic species.
   河流的上升对许多水生物种的生存至关重要。