Did you know that a TV consumes electricity even when it is turned off? As long as the power plug is not unplugged, the TV will consume 0.008 kWh of electricity per hour. If the power plug of your TV is never unplugged, based on 10.5 hours of standby time per day, how many kilowatt-hours of electricity will your family waste on this item in September?
你知道吗，电视机即使在关机状态下也在消耗电，只要电源插头没有拔掉，电视机每小时也会消耗电0.008千瓦时．如果你家电视机的电源插头从不拔掉，按每天待机10.5小时计算，你家九月份在这一项上要浪费电多少千瓦时？
<gadget id="calculator">10.5 * 30 * 0.008</gadget>
<output>2.52</output>

<result>2.52</result>