High-resolution scientific talking-head video,
fixed camera, upper body visible,
neutral professional laboratory lighting,
background and lab bench clearly visible, normal exposure,
young adult male researcher @wuchangwen in white lab coat and white shirt,
clean professional scientific appearance,
facial skin only appears fair, clean, and healthy,
skin tone adjusted to neutral white with subtle pink flush,
no yellow or gray cast,
face completely clean-shaven with no beard or shadow,
slight professional beauty enhancement on face only,
clean, smooth, youthful and natural,
image clear and sharp, no blur,
@wuchangwen looks into camera and says: “A醇真的天生刺激吗？不是。90%的刺痛，都是配方没做缓释。”