新陳代謝 Save Sign in to save words Simplified: 新陈代谢 On the HSK 7-9 vocabulary list, at CEFR level C2. xīnchéndàixiè ㄒㄧㄣ ㄔㄣˊ ㄉㄞˋ ㄒㄧㄝˋ metabolism (biology) the new replaces the old (idiom) Character by character 新(xīn)new 陳(chén)lay out 代(dài)be a substitute for 謝(xiè)thank A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0 国际中文教育中文水平等级标准, 中华人民共和国教育部, MIT