Dà / wù / mí / màn / jiāng / miàn / shàng / yī / piàn / bái / máng / máng / shén / me / yě / kàn / bù / qīng / 。

大雾弥漫，江面上一片白茫茫，什么也看不清。

Thick fog spread across the river, creating a hazy white expanse where nothing could be seen clearly.