周期函數 Save Create a free account to save words Simplified: 周期函数 zhōuqīhánshù ㄓㄡ ㄑㄧ ㄏㄢˊ ㄕㄨˋ 男 女 periodic function Character by character 周(zhōu)make a circuit 期(qī)period 函(hán)envelope 數(shù)number Sign up for a free account to save words and review them A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0