昼夜节律 Save Sign in to save words Traditional (Taiwan): 晝夜節律 zhòuyèjiélǜ ㄓㄡˋ ㄧㄝˋ ㄐㄧㄝˊ ㄌㄩˋ circadian rhythm Character by character 昼(zhòu)daytime 夜(yè)night 节(jié)joint 律(lǜ)surname Lü A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0