Pulling out the alarm switch activates alarm and pushing it deactivates it.鬧鐘的開和關(guān)是通過拔出和按入鬧鈴開關(guān)實(shí)現(xiàn)的.The HOLD switch deactivates the buttons on the cassette holder.HOLD開關(guān)可使卡帶架上的鈕鍵失效.Actuates an alarm when flow is inadequate,...