brown dwarf 棕矮星；褐矮星brown dry forest soil [地球科學(xué)]干旱棕色森林土brown discharge [生物學(xué)]褐色白帶brown desert steppe soil [地球科學(xué)]褐色荒漠草原土棕鈣土棕色荒漠草原土brown desert soil 棕色荒漠土brown creeper brown cow brown county brown country-rat [生物學(xué)]小黃腹鼠brown cotton machine-embroidered tablecloth [經(jīng)濟(jì)學(xué)]煙色布機(jī)繡臺布brown corundum abrasive [經(jīng)濟(jì)學(xué)]棕剛玉磨料brown coniferous forest soil [地球科學(xué)]棕色針葉林土brown concept test [教育學(xué)]布朗概念測驗brown colour glass [經(jīng)濟(jì)學(xué)]茶色玻璃brown coat 二道墁扶，二道抹灰brown coal hydrogasification [土木建筑工程]褐煤氣化brown coal 褐煤brown clay [土壤] 褐粘土brown cicada [生物學(xué)]油蟬brown cherry-red 棕櫻桃色