n.作宣传的人；担任广告的播音员
A monotonous rhythmical drumbeat or similar sound. 单调鼓声一种单调的有节奏的敲鼓声或类似的声音
They timed their steps to the drumbeat. 他们合着击鼓声跳舞。
A monotonousrhythmical drumbeat or similar sound. 单调鼓声一种单调的有节奏的敲鼓声或类似的声音。
Determination is the drumbeat to which you march. 桔解：决心是你前进目标的士气。
The drumbeat for a repeal started last fall. 去年秋季，废除按市价核算的会计准则的呼声开始响起。
