天花板上有个小小的通风孔。There was a small air vent in the ceiling.惬意的、湿润的空气从通风孔里灌进来.Sweet damp air poured in through the vent.你可以根据需求调整通风孔.You may adjust the air blower nozzle in accordance with your need....

“通风孔”的英语可以翻译为：airway，blowhole，[机] air gallery，ventilating device，vent ...