py.ro.ninen.(名词)Any of a group of red dyes used as a biological stain, especially to detect the presence of RNA.焦宁;二苯氧芑胶染料:用作生物染色剂的一组红色染料中的任一种,尤指用来探测核糖核酸的存在来源:German Pyronin [originally a trademark] 德语 Pyronin [原来是商标]