1. ADR (Average Daily Rate) - 平均每日房价

2. ARR (Average Room Rate) - 平均房价

3. B2B (Business to Business) - 商业对商业

4. B2C (Business to Consumer) - 商业对消费者

5. CRS (Central Reservation System) - 中央预订系统

6. CRM (Customer Relationship Management) - 客户关系管理

7. EBITDA (Earnings Before Interest, Taxes, Depreciation, and Amortization) - 息税折旧及摊销前利润

8. F&B (Food and Beverage) - 餐饮服务

9. GOP (Gross Operating Profit) - 毛运营利润

10. KPI (Key Performance Indicator) - 关键绩效指标

11. OTA (Online Travel Agency) - 在线旅行社

12. PMS (Property Management System) - 酒店管理系统

13. RFP (Request for Proposal) - 请求建议书

14. RevPAR (Revenue Per Available Room) - 每可用房间收益

15. ROI (Return On Investment) - 投资回报率

16. ROR (Return On Revenue) - 收入回报率

17. TRevPAR (Total Revenue Per Available Room) - 总收入每可用房间收益

18. TRevPAM (Total Revenue Per Available Metric) - 每可用房间毛收入（此处应为TRevPAM而非TRevPAR，假设原答案中的TRevPAR有误，已更正为TRevPAM）

19. VR (Virtual Reality) - 虚拟现实