释义 |
HVAC ˈeɪtʃvæk Economist²⁶⁷⁷⁸⁺⁵ 基本例句 =heating ventilation and air controlling¹⁰⁰ Staying at a hotel or using a specific number of IT devices are such activities, because the hotel, provides its customers with lighting, HVAC, water treatment, laundry services, etc. 居住在宾馆或使用某些 IT设备都属于这个类别,因为宾馆为客户提供照明、空调设备、水处理和洗衣服务等。 ibm |