keystone wave

例句：

1. 1. The keystone wave is a powerful force that can shape the landscape of a region.
   关键石波是一种强大的力量，可以塑造一个地区的景观。
2. 2.The keystone wave is responsible for the movement of water and sediment in rivers and streams.
   关键石波负责河流和溪流中水和沉积物的流动。
3. 3.The keystone wave has been observed to have a significant impact on the climate system.
   关键石波已被观察到对气候系统有显著影响。