B 开头单词
brown dwarf 棕矮星；褐矮星
brown dry forest soil [地球科学]干旱棕色森林土
brown discharge [生物学]褐色白带
brown desert steppe soil [地球科学]褐色荒漠草原土棕钙土棕色荒漠草原土
brown desert soil 棕色荒漠土
brown country-rat [生物学]小黄腹鼠
brown cotton machine-embroidered tablecloth [经济学]烟色布机绣台布
brown corundum abrasive [经济学]棕刚玉磨料
brown coniferous forest soil [地球科学]棕色针叶林土
brown concept test [教育学]布朗概念测验
brown colour glass [经济学]茶色玻璃
brown coat 二道墁扶，二道抹灰
brown coal hydrogasification [土木建筑工程]褐煤气化
brown coal 褐煤
brown clay [土壤] 褐粘土
brown cicada [生物学]油蝉
brown cherry-red 棕樱桃色