snow mold

snow-mold的词性：
n.（名词）

1. A disease of grasses appearing as grayish-white or pinkish patches after heavy snow has melted and caused by fungi that thrive at low temperatures.
雪霉病：一种草病，在大雪融化后表现为灰白色或粉红色的斑块，由在低温中滋长的真菌引起

2. A fungus that causes this disease.
雪霉病菌：引起这种疾病的真菌