剛果紅 gāngguǒhóng Congo red Definitions Defs Origin Strokes Stroke Words Sentences Sents 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 Frequency Written text 0.064 per million Sources Frequency data BCC Corpus (BLCU)
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 Frequency Written text 0.064 per million Sources Frequency data BCC Corpus (BLCU)
