cyclon.出租机动三轮车pref.表示“圆的；环状的”CYabbr.历年（=calendar year）Cyclotella glomeratan.团小环藻cyclohexadienylidenen.亚环己烯基Cymbidium defoliatumn.落叶兰cytolyticperipolesis溶细胞性细胞周边运动Cymbopogon hamatulusn.扭鞘香茅cytochrome e oxidase细胞色素C氧化酶cyclodehydrogenation环化脱氢作用Cyclomyces setiporusn.口孔环褶菌Cyclammina compressan.扁圆砂虫Cynanchum thesioidesn.地梢瓜