deadening fabric隔音布
deadening agent黯淡剂
deadening effect缓冲作用
felts deadening隔音毡原纸
deadening dress粗面修琢
deadening rubber隔音材料
vibration deadening消振
deadening felt隔音毡
sound deadening隔音法;消声;消音;隔音材料
ADJ（形容词） A deadening situation destroys people's enthusiasm and imagination. 死气沉沉的 [usu ADJ n]
She was bored with the deadening routine of her life.
她厌倦了死气沉沉的生活常规。