Ditt迪特ditn.摩尔斯讯号的短音Ditrigona chionean.雪白钩蛾DIT FFT algorithm按时间提取快速傅里叶变换算法dithio-resorcinn.间苯二硫酚dithiofluorescein二硫化荧光黄dithiobenzoicacid二硫代苯甲酸dithymol diiodide碘化麝香草酚dittlcult motions难度动作Ditrigona candidan.闪光白钩蛾Ditisheim balance迪蒂斯海姆摆轮ditolyl formamide联甲苯甲酰胺