Snow becomes mud when it lands on the ground. Clouds become black when they assemble and thicken. A white silk dress of last year becomes yellow in the creases of this year.

• 雪在落地之后成泥，云彩在聚厚以后变黑，去年还以为是银白的丝绸衣裳，到今年再看它，皱纹里都是鹅黄。