牛膝草 Save Sign in to save words niúxīcǎo ㄋㄧㄡˊ ㄒㄧ ㄘㄠˇ hyssop (Hyssopus officinalis) Character by character 牛(niú)surname Niu 膝(xī)knee 草(cǎo)grass A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0