noun 下载 🔗分享 乳酸杆菌,乳酸菌 Any of many rod-shaped, nonmotile, aerobic bacteria, of the genus Lactobacillus, that ferment sugars to form lactic acid Examples : "Many yogurts contain lactobacillus to help with digestion. " 许多酸奶含有乳酸杆菌,以帮助消化。 microorganism biology science medicine 与AI对话词汇游戏阅读练习