[fān gǔn]
roll; toss; turn over; tumble; somersault; turn; reverse dive （体操）
a rolling sea of wheat
麦浪翻滚
The waves rolled and foamed.
白浪翻滚。
The children tumbled about in the sand pit.
小孩在沙坑里翻滚着玩。
The boiling water bubbled furiously in the kettle.
开水在壶里翻滚。