However in summer time when the sun shines through the window plus the heat from human body and the radiation from facilities the room will get hotter by hours.

• 但是在夏天，大量的热量通过窗户以太阳光热辐射，热传导的形式进入室内，人们的体温以及室内设备所发出的热量也被锁定在室内，从而增加了能量消耗。