1N-COUNT 鼓声;鼓点 A drumbeat is the sound of a beat on a drum. 鼓声;鼓点
2N-COUNT (一系列或持续的)压力,警示 People sometimes describe a series of warnings or continuous pressure on someone to do something as a drumbeat . (一系列或持续的)压力,警示 [mainly US, journalism]
From the very first days of the reforms, the parliament kept up an incessant drumbeat of protest.