lactic bacteria

• 乳酸菌

lactic bacteria的用法和样例：

例句

1. Bacteria are what makes yogurt different from milk and cheese.
   乳酸菌是使优酪乳不同于牛奶和奶酪的东西。
2. It is fermented by lactic acid bacteria to produce lactic acid.
   乳糖可以被乳酸菌发本季生成乳酸。