to undulate

• 湖水荡漾。

  There are ripples on the lake.

• 春意荡漾。

  Spring is in the air.

• 河上歌声荡漾。

  The sound of singing drifts over the river.

• 到处荡漾着欢乐的歌声。

  The sound of joyful singing rises and falls at every turn.

• 回声在林中久久荡漾。

  The echo resounded in the forest for a long time.