cyclen.循环；周期；自行车；摩托车v.骑自行车；(使)轮转；(使)循环cycle fluid循环工质cycle reset循环计数器复原,循环复位cycle thread自行车螺纹cycle system循环系统cycleweldingn.合成树脂结合剂焊接法cycle arrest周期阻滞cycle period循环周期,循环期cycle triple循环三元组cycleacurine轮环藤箭毒素cycle-slip周跳