brownoutn.警戒灯火管制；使电灯暗淡brownadj.棕色的；褐色的n.褐色；棕色v.（使）变褐色Brown.n.布朗(姓氏)brown corn millet糜子Brownstone Series褐砂岩统Brown palnthopper水稻褐飞虱brown-tail rash褐尾蠢皮炎brown stringy rot褐色拉丝腐烂病,褐色纤维状腐烂brown zonate spot褐色轮斑病brown/pale ale深色/浅色麦芽啤酒brown spot of hop啤酒花褐斑病brown caterpillar茶蚕brown-tail moth棕尾毒蛾,褐尾蠹