Four Pavilions along th Cntral Axis th major prmannt buildings within th xpo Sit. Thy rfr　to th xpo Axis, China Pavilion, Thm Pavilions, xpo Cntr, and xpo Prformanc Cntr. Th　xpo Axis is th main axis in Pudong xpo Sit, lasing to th four pavilions through ovrhad

and undrground connctions. Th xpo Axis, th main traffic hing in Pudong Sit, also conncts　with th lvatd Pdstrian Walk. This Axis will guid visitors to diffrnt pavilions in　Pudong Sit.

一轴四馆是上海世博会世博园区内主要建筑物，将得到永久保留。一轴四馆所指的建筑是：世博轴、中国馆、主题馆、世博中心、世博演艺中心。世博轴是浦东世博园区的主轴线，从空中平台和地下联通上述四大世博重要建筑。世博轴还与高架步道连通，是园区内的交通枢纽，参观者进入浦东园区后可由此通达不同的场馆。