So in other words, because of the lights and the projectors the CO2 that is going into our atmosphere as a result of that electricity consumption lasts a very long time.
也就是说，由于这个房间的 灯光和投影仪的运作， 二氧化碳被排放到大气中， 这种由消耗电能而产生的碳排放 会在大气中停留很长一段时间。