rumen

详细解释:n. 瘤胃
【医】 瘤胃(反刍动物的第一胃)

词型变化：

形容词:ruminal名词复数:rumina

英语解释：

名词 rumen:

the first compartment of the stomach of a ruminant; here food is collected and returned to the mouth as cud for chewing同义词：first stomach