45 to the east of,in the east of和on the east
1 to the east/west/south/north of 表示“在某范围外的东方/西方/南方/北方”。
Japan lies to the east of China. 日本在中国的东面。
Nanjing is to the west of Shanghai. 南京在上海的西边。
2 in the east/west/south/north of 表示“在某范围内的东部/西部/南部/北部”。
Suzhou is in the southeast of China. 苏州在中国的东南部。
The city is in the east of China. 那座城市在中国的东部。
3 on the east/west/south/north of 意为“邻接……的东部/西部/南部/北部”。
Vietnam is on the south of China. 越南与中国的南部接壤。
Zhejiang is on the southeast of Jiangsu. 浙江与江苏的东南部邻接。