1·Houses built before 1939 use about 50% more energy per square foot than those built after 2000, mainly due to the tiny cracks and gaps that expand over time and let in more outside air.
1939年以前建造的房屋每平方英尺消耗的能源比2000年以后建造的房屋多50%，这主要是由于微小的裂缝随着时间的推移而扩大，更多的外部空气进入了裂缝。
2·The outside air was heavy and moist and sultry.
户外的空气阴沉、潮湿而闷热。
—— 《柯林斯英汉双解大词典》
3·Vent - Consider using a fan and outside air to cool your home.
发泄-考虑利用风扇和室外空气冷却，你的家。
4·Room air engineering systems for kitchens shall be operated only by outside air.
厨房的室内空气工程系统只可以在有室外空气时操作。
5·Infiltration heat from warm outside air through small holes, cracks, and door seals.
由外部通过小孔、裂缝和门的密封圈而进入的渗入热。
6·Ceiling fans do not provide ventilation as defined as the introduction of outside air.
吊扇通常不提供所规定的能将室外空气引入室内的通风。
7·Ventilate as much as possible to completely air out the room or spill zone with outside air.
尽可能地通风，以彻底用室外空气置换房间或泄漏区域的空气。
8·I tried to guess what the outside air would look like, based on how much my chest hurt.
在不看窗外的情况下，根据胸口的感受猜测每天的天气状况。
9·Role is to prevent the pump shell leakage of liquid along the axis or outside air leakage into the pump shell.
作用是防止泵壳内液体沿轴漏出或外界空气漏入泵壳内。
10·Water in the sand between the two POTS evaporates through the surface of the larger pot, where drier outside air is moving.
两个罐子中间沙子的水分通过大罐的表面蒸发，使大罐外部的干燥空气开始流动。