立即下載 Mozilla Firefox,體驗快速、自由地在網路中穿梭,並且享受成千上萬的擴充套件!
關閉關於此附加元件
Just… play drums with your keyboard! (letters only)
Tools > Play drums! or right-click on any toolbar button and choose the “Customise” option to drag the icon in any toolbox
Tools > Play drums! or right-click on any toolbar button and choose the “Customise” option to drag the icon in any toolbox