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A-board
01
人行道广告牌, 站牌
a type of portable advertising sign, typically made of wood or metal, that is hinged at the top and can be folded to resemble the letter "A," and often used to promote a business or event
Example
The café placed an A-board outside to advertise their daily specials.
The event organizers set up an A-board to direct people to the registration desk.
