茜素 qiànsù alizarin Definitions Defs Origin Strokes Stroke Words Sentences Sents 茜素 qiànsù alizarin A red crystalline compound used as a dye, originally extracted from madder root but now synthesized chemically. Frequency Written text 0.047 per million Sources Frequency data BCC Corpus (BLCU)
茜素 qiànsù alizarin A red crystalline compound used as a dye, originally extracted from madder root but now synthesized chemically. Frequency Written text 0.047 per million Sources Frequency data BCC Corpus (BLCU)