复古FreeDOS便携电脑特写

一张写实风格的复古便携电脑产品特写照片，米白色塑料机身与方形屏幕边框，黑色屏幕内显示浅灰白色DOS命令行文本和C盘目录列表，屏幕右上角有一枚蓝色矩形标识牌；机身下方露出键盘上缘，中央有黑色轨迹球式指点装置，右侧有软驱插槽；正面略俯视构图，均匀柔和棚拍光线，真实摄影质感，4:3画幅。

A realistic product close-up photograph of a beige vintage portable computer with a square screen bezel, a black screen displaying pale gray-white DOS command-line text and a C: drive directory listing, a small blue rectangular badge at the upper right, the top edge of a keyboard visible below, a black trackball-style pointing device in the center, and a floppy drive slot on the lower right; slightly elevated front-facing composition, soft even studio lighting, realistic photographic texture, 4:3 aspect ratio.