详细解释:【化】 戊糖
【医】 戊糖
英语解释：
名词 pentose:
any monosaccharide sugar containing five atoms of carbon per molecule详细解释：
pen.tose
n.（名词）Any of a class of monosaccharides having five carbon atoms per molecule and including ribose and several other sugars.戊糖：分子中含有五个炭原子的一种单糖，包括核糖及其它几种单糖