stage of ripple wave

例句：

1. 1. The waves gently lapped against the shore.
   波浪轻轻地拍打着海岸。
2. 2. The ripples on the lake were caused by a passing boat.
   湖面上的涟漪是由一艘经过的船造成的。
3. 3. The ripples in the water indicated that something was moving beneath the surface.
   水面上的涟漪表明有东西在水下移动。