world's fair

n.

世界博览会；万国博览会；

World's fair
World's Fair.
World's Fair
Results of the World's Fair Hearing Tests
The Building of a Superhighway Future at the New York World's Fair
Special Events Legacy: The 1984 Louisiana World's Fair in New Orleans
"The Sole Guardians of the Art Inheritance of Asia": Japan at the 1904 St. Louis World's Fair
Research on Interaction of Municipal Sports and Shanghai World's Fair
Musical encounters at the 1889 Paris World's Fair
Theatres of Contact: The Kwakwa̱ka̱'wakw Meet Colonialism in British Columbia and at the Chicago World's Fair
9129 The Garden of The Japanese Garden in The World's Fair in St. Louis, 1904 Part 2
Defectives at the World's Fair: Constructing Disability in 1904.
Losing the World of Tomorrow: The Battle Over the Presentation of Science at the 1939 New York World's Fair