1、in the east of，in the west of，in the north of，in the south of：表示在范围里。
2、on the east of，on the west of，on the north of，on the south of：表示在范围外，相邻。
3、to the east of，to the west of，to the north of，to the south of：表示在范围外，不相邻。
1、in the east of，in the west of，in the north of，in the south of：表示在范围里。
2、on the east of，on the west of，on the north of，on the south of：表示在范围外，相邻。
3、to the east of，to the west of，to the north of，to the south of：表示在范围外，不相邻。
