What’s more vibrant than a red tongue? An eggplant/purplish hue. Though purple is likely to be a pretty colour elsewhere in character, say, on a flower, with a tongue, it’s an indication of a significant situation with blood circulation. 另外，笔者通过对该期刊的文章进行调研，发现该期刊收稿范围广泛，与中医/中医药密切相关的其他领域，具体包括临床营养、临床诊断、针灸、药剂学、生物医学科学... https://kyler245s8.wikifordummies.com/7864610/top_latest_five_chinese_medicine_and_the_tongue_urban_news