Grasson.格拉索grassn.草；草地vt.喂(草)；(以草)覆盖；告发grass farming草纤维过滤器grassed areas长满草的区域grass variety牧草种grass feeding禾本科grass matting草席grassbleachedadj.青漂的grass ecology草类生态学grass tree gum禾木胶grasset cattle草地牛grasseriomycin蚕病霉素