Read Edit View history 刚果红 gāngguǒhóng Congo red Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 刚果红/ 剛果紅 gāngguǒhóng Congo red A brownish-red organic dye used for coloring cotton and paper; also used as a pH indicator that turns blue in acid and red in base Edit Delete References Add reference No references for this word.
刚果红/ 剛果紅 gāngguǒhóng Congo red A brownish-red organic dye used for coloring cotton and paper; also used as a pH indicator that turns blue in acid and red in base Edit Delete