lac.to.ba.cil.lus
n.(名词)【复数】 lac.to.ba.cil.li[-sl.o.] Any of various rod-shaped, nonmotile aerobic bacteria of the genusLactobacillus that ferment lactic acid from sugars and are the causative agents in the souring of milk. 乳酸杆菌:任一种杆状的乳杆菌 属的不游动好氧菌,它能使糖发酵产生乳酸,也是牛奶发酸的导因