相关单词同義詞cyclicity, vibration frequency, 近義詞 cyclicity 循環性臨近詞periodic, periodic edema, periodic model, periodic pulse, periodic chirp, Periodic Tasks, periodic yield, periodic chart, periodic trade, periodic state, periodic sound相似詞period piece, periodic, periodical, periodically, periodontal, periodontics, periodontist, periodontitis, 返回 periodicity