cycledadj.循环的；周期性的v.骑自行车（cycle的过去式和过去分词）cyclen.循环；周期；自行车；摩托车v.骑自行车；(使)轮转；(使)循环cycle-driven周期性驱动cycle interval循环间歇cycle duration循环时间cycles fatigue循环疲劳cycle amidines环脒cycle encoding[计] 循环编码cycle reaction循环反应cycle stealing周期挪用cycle training周期训练cyclencephalus[医] [大脑]两半球并合畸胎, 并脑畸胎