There are rainy and foggy sentences in poems or words.

The word "fog" rarely appears in poetry, and it is replaced by "smoke".

Han Yu's Light Rain in Early Spring;

"Tian Jie is small and moist as crisp, and the grass is near and not far. The most important thing is that the benefits of spring are better than cigarettes. " (Smoke = fog)

Zhang Wei's County South Pavilion Banquet

Willow branches bring rain, branches and leaves gain weight, and the pine color is deep in the misty rain. (Smoke = fog)

Cui Hao Title Tongguan Building

Guests traveling in the rain will have a rest in Tianjin immediately. Shan Gong San Fu, the door closed Kyushu. Sichuan takes Shaanxi Road, and the river flows around Huayin. Late arrival, the wind and smoke Wan Li sorrow. (Smoke = fog)

Dai Shulun's Su Xiting

The grass grows in Suxi Pavilion. Who will lean on when the east wind stops for twelve days? Swallows don't return to the Spring Festival Evening, and it's a misty rain and apricot blossoms. (Smoke = fog)

Du Fu's "Jiang Nanchun Jueju"

Jiangnan, the sound of green and red flowers, the waterside village in the foothills. More than 480 ancient temples were left in the Southern Dynasties, and countless pagodas were shrouded in wind and rain. (Smoke = fog)