小螺帽1687

1. 开场镜头（0-2秒）： "Bird's-eye tracking shot over ice-encased Yellow River, macro details of crystalline ice formations glistening under dawn light, frozen rapids captured in mid-splash motion, cinematic 24fps slow motion" 2. 过渡镜头（3-5秒）： "Drone flythrough of snowstorm over Juyongguan Pass, snowflakes accumulating on ancient stone battlements, dynamic wind-blown snow patterns revealing hidden sections of wall, volumetric lighting through cloud breaks" 3. 主体镜头（6-8秒）： "Helicopter chase shot along Yan Mountains ridge, endless snow dunes undulating to horizon, frozen waterfalls suspended from cliffs, eagle soaring through frame foreground adding scale" 4. 收尾镜头（9-10秒）： "Time-lapse of alpenglow illuminating Great Wall's serpentine path, long exposure star trails over snow fields, ice particles refracting prismatic light rays, IMAX-style framing"