cymaen.反曲线
CYabbr.历年(=calendar year)
cytochrome system细胞色素系统
cyclovirobuxine A环常绿黄杨碱A
cyclophosphamidum环磷酰胺
cyclononadecanonen.环十九酮
cyhndrical cavity圆弧形孔洞
Cyana connectilisn.合雪苔蛾
cytosine permease胞嘧啶透酶
cycling economics循环经济
cyclo-frequency循环频率
cyclonic activity气旋活动