To beat drums and strike gongs (to boost morale or create an imposing atmosphere); to create a grand and energetic display.
比赛开始前，观众们擂鼓鸣金，为自己支持的队伍加油助威，现场气氛十分热烈。
Before the game began, the spectators beat drums and struck gongs, cheering on their favorite team, creating a very lively atmosphere.
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