{"type":"rich","version":"1.0","title":"ch3. 地球的結構\n","provider_name":"Coggle","provider_url":"https://coggle.it","thumbnail_url":"https://static.coggle.it/diagram/WNKNO8SU0AAB5X48/thumbnail","width":1920,"height":1200,"html":"<iframe width=\"1920\" height=\"1200\" src=\"https://embed.coggle.it/diagram/58d28d3bc494d00001e57e3c\" frameborder=\"0\" allowfullscreen></iframe>"}