形成層 Save Sign in to save words Simplified: 形成层 xíngchéngcéng ㄒㄧㄥˊ ㄔㄥˊ ㄘㄥˊ vascular cambium (layer of tissue responsible for growth inside wood) Character by character 形(xíng)appear 成(chéng)surname Cheng 層(céng)pile on top of one another A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0