mass noun
- a thin whitish coating consisting of minute fungal hyphae, growing on plants or damp organic material such as paper or leather霉, 霉病。
- affect or be affected with mildew（使）发霉, （使）长霉。
派生词
mildewy
adjective词源
Old English mildēaw 'honeydew'， of Germanic origin. The first element is related to Latin mel and Greek meli 'honey'.