A suspended-beam puzzle title card

Name: A suspended-beam puzzle title card
Uploaded: 2026-09-26
Channel: WY
Description: The thumbnail shows the Chinese title “悬空4米” (“suspended 4 meters”) over a dark scene with wooden beams; the post says the video explains a point from Liang Sicheng’s book on the K

The thumbnail shows the Chinese title “悬空4米” (“suspended 4 meters”) over a dark scene with wooden beams; the post says the video explains a point from Liang Sicheng’s book on the K