wavy surface

例句：

1. 1. Thewaves on the beach are wavy andrhythmic.
   海滩上的波浪起伏有致。
2. 2.The river flows with a wavypattern.
   河流以曲折的模式流动。
3. 3. The waveswere wavy as they crashed ontothe shore.
   海浪冲击着岸边，波涛起伏。