tall grasses grown for the elongated stiff-branched panicle used for brooms and brushes
同义词：Sorghum vulgare technicum
broomcorn详细解释
broom.corn n.（名词）A variety of sorghum(Sorghum bicolor) having a stiff, erect, much-branched flower cluster, the stalks of which are used to make brooms. 高粱，蜀黍：一种高粱，有坚硬、直立、多分支的花簇（两色蜀黍 蜀黍属） ，其茎被用来做扫帚
