HVAC
abbreviation /ˈeɪtʃvæk/
/ˈeɪtʃvæk/
(especially US English)- heating, ventilation and air conditioning(used to refer to a system that can heat or cool a building or allow fresh air to move around)
暖通空调：供暖，通风和空调（用于表示可以加热或冷却建筑物或允许新鲜空气移动的系统） - a new, efficient HVAC system
一种新型高效的暖通空调系统
- a new, efficient HVAC system