drummy[地质]敲帮问顶发声
drumn.鼓;鼓状物;鼓声vi.击鼓;连续敲击;引起兴趣vt.灌输;击鼓;逐出
drum sth. into sb's head
drum something into someone反复向某人灌输某事物
Drum-shaped bearing stone抱鼓石
drum type vacuum save-all真空圆网白水回收机
drum-type heating furnace筒式加热炉
drum back-sight mechanism鼓形表尺
drum-type milling machine鼓形铣床
drum dance of Miao minority苗族鼓舞
drum- buffer-rope theory鼓-缓冲器-绳子理论
drum brake for farm vehicles农用车制动器