zymogen

详细解释:n. 酶原, 发酵性细菌
【化】 酶原
【医】 酶原

英语解释：

名词 zymogen:

any of a group of compounds that are inactive precursors of enzymes and require some change (such as the hydrolysis of a fragment that masks an active enzyme) to become active同义词：proenzyme