{"type":"rich","version":"1.0","title":"两位数加法","description":"带进位的两位数加法文字题","author_name":"Padlet Arcade","thumbnail_url":"https://arcade.padlet.com/open-graph/social-preview-image.png?timestamp=1771884562077&hashid=ZbKRRA7XKy","html":"<iframe src=\"https://arcade.padlet.com/embed/ZbKRRA7XKy\" width=\"720\" height=\"480\" frameborder=\"0\" allowfullscreen></iframe>","width":720,"height":480,"provider_name":"Padlet Arcade","provider_url":"https://arcade.padlet.com"}