pavilion
/pəˈvɪljən/noun
1- a building or similar structure used for a specific purpose, in particular（用于特定目的的）建筑, 建筑物, 尤指：
1.1
- Brit. a building at a cricket ground or other sports ground in which players change their clothes and in which refreshments are served〈英〉（板球场等运动场地的）运动员更衣室。
1.2
- a summer house or other decorative building used as a shelter in a park or large garden（公园或大花园中的）凉亭, 亭子; 阁。
1.3
- in the names of buildings used for theatrical or other entertainments…馆（用于剧场或娱乐场名字中）：
the resort's Spa Pavilion.
这个旅游胜地的水疗馆。
1.4
- a detached or semi-detached block at a hospital or other building complex分馆式病房; 分馆。
1.5
- a large tent with a peak and crenellated decorations, used at a show or fair or in re-enactments of medieval events（在表演、集市或再现中世纪事件时所用的尖顶、有锯齿状装饰的）大帐篷。
1.6
- a temporary building, stand, or other structure in which items are displayed by a trader or exhibitor at a trade exhibition临时展览馆, 临时展棚, 临时展摊。
词源
Middle English (denoting a large decorated tent)： from Old French pavillon, from Latin papilio（n-） 'butterfly or tent'.