介绍:
What happens at the airport?
Travelers park their cars in big parking lots at the airport.
Travelers take buses to go to the main building at the airport.
Travelers stand in line to check in with their airline at the airport.
Travelers hand over their large bags at the airport.
Travelers are searched to keep everyone safe at the airport.
Travelers ride on moving sidewalks （往前滚动的扶梯）to get around faster at the airport.
Travelers buy food and magazines before their flights ate the airport.
Travelers wait to get on their planes at the airport.
Travelers get on their planes and fly away at the airport.
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