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 : "Yogurt contains lactobacilli, which help make it thick and tangy. " 酸奶含有乳酸杆菌,它们有助于使酸奶变得浓稠和带有酸味。 organism microorganism biology science medicine biochemistry 与AI对话词汇游戏阅读练习