unstable wave

例句：

1. 1. Thewaves were so unstable that they broke the shoreline.
   这些波浪太不稳定了，以至于冲垮了海岸线。
2. 2.The scientist was studying the unstable wave in the ocean.
   这位科学家正在研究海洋中的不稳定波。
3. 3. The engineer had to design a new system to counteract the unstable wave in the power grid.
   工程师不得不设计一个新的系统来对抗电网中不稳定的波。