at八卦
"be located on" 强调垂直位置，位于物体或地点的表面或顶部。"be located in" 强调内部位置，位于物体或地点的内部或边界。"be located at" 强调具体位置，位于特定的位置或地方。它们在释义、用法、使用环境、影响范围和形象上存在一些区别，具体内容如下所示。
1. 释义区别：
"be located on" 表示某物或某地点位于另一物体或地点的表面或顶部。它强调位置的垂直关系。"be located in" 表示某物或某地点位于另一物体或地点的内部或边界。它强调位置的内部关系。"be located at" 表示某物或某地点位于特定的位置或地方。它强调位置的具体关系。
例句：
The restaurant is located on the top floor of the building.（餐厅位于建筑物的顶层。）
The office is located in the city center.（办公室位于市中心。）
The conference will be located at the convention center.（会议将在会议中心举行。）
2. 语法区别：
"be located on" 后接表示表面或顶部的名词，例如：floor, roof, map。"be located in" 后接表示内部或边界的名词，例如：building, city, room。"be located at" 后接表示具体位置或地方的名词，例如：address, intersection, landmark。
例句：
The book is located on the shelf.（书放在书架上。）
The museum is located in the historic district.（博物馆位于历史区。）
The concert will be located at the park.（音乐会将在公园举行。）
3. 用法区别：
"be located on" 通常用于描述物体或地点相对于另一物体或地点的高度或顶部位置。"be located in" 通常用于描述物体或地点相对于另一物体或地点的内部位置。"be located at" 通常用于描述物体或地点相对于具体位置或地方的位置。
例句：
The clock is located on the wall.（钟表挂在墙上。）
The hotel is located in the heart of the city.（酒店位于市中心。）
The event will be located at the convention center.（活动将在会议中心举行。）
4. 使用环境区别：
"be located on" 通常用于描述建筑物或表面上的位置关系。"be located in" 通常用于描述地区、城市或一般的地点关系。"be located at" 通常用于描述具体地址、路口或特定地点关系。
例句：
The painting is located on the museum wall.（这幅画挂在博物馆的墙上。）
The university is located in California.（这所大学位于加利福尼亚。）
The party will be located at 123 Main Street.（派对将在Main Street 123号举行。）