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對于胃腸道缺乏乳酸酶或喝鮮牛奶容易腹瀉的人, 可改喝酸奶.The enzyme lactate gastrointestinal lack of fresh milk to drink or diarrhea, may be diverted volunteers....

“乳酸酶”的英語可以翻譯為：[醫(yī)] lactalase，lactolase ...