Wiley | Advanced Materials Follow Macro‐Superlubricity Induced by Synergistic Effect of Molybdenum Carbide/Molybdenum Disulfide Heterojunction and Conformation‐Transformable Ethylene Glycol Molecule https://advanced.onlinelibrary.wiley.com/doi/10.1002/adma.74061?af=R advanced.onlinelibrary.wiley.com