片段 2｜方法论：三步兼容性测试
High-resolution talking-head video, fixed camera, upper body visible,
neutral professional laboratory lighting,
overall brightness high and even, no overexposure,
background lab environment clearly visible with normal exposure,
male researcher @wuchangwen,
wearing white lab coat and white shirt,
clean, professional scientific appearance,
facial skin clean, smooth, hydrated, elastic,
skin looks healthy, well-conditioned, and naturally radiant,
fair skin tone with subtle rosy undertone,
no beard, no stubble, no beard shadow, clean-shaven,
no wrinkles, no dullness, no yellow or gray cast,
skin clarity high, texture natural and realistic,
high luminance with highlights preserved,
image sharp and clear,
no blur, no softness, no haze,
@wuchangwen looks directly into camera and speaks calmly and professionally:
“我在打样阶段，都会做三步测试：同量叠涂、半干再推、湿推对比。只要有一个状态起泥，这套组合就不合格——叠加稳定性，必须前置验证。” — while holding a standardized applicator rod with three colored tips (solid red/blue/green silicone, no markings) in his left hand, and demonstrating a gentle push motion over a test panel with three adjacent coated zones (all matte, uniform finish, no visible mud) on a stainless steel bench. Scene set in a layering performance testing room with humidity control.
Negative prompt:
overexposure, blown highlights, clipped whites,
beard, stubble, beard shadow,
beauty filter, over-smoothing, pore blur,
yellow skin, dull skin, dark skin,
cinematic lighting, film look, blur, soft focus,
text, label, paper, transparent liquid, readable screen