wavily

例句：

1. 1.The boat wavily rocked on the waves.
   船在波浪中摇摆。
2. 2. The old tree swayed back and forth in the wind.
   老树在风中摇摆不定。
3. 3. She swayed back and forth as she danced.
   她跳舞时身体左右摇摆。