the practice of not eating meat, fish, or eggs but drinking milk and eating some foods made from milk

Lacto-vegetarianism includes dairy products but not eggs. 乳类素食主义包括乳制品，但不包括鸡蛋。

The earliest records of lacto-vegetarianism come from ancient India and ancient Greece in the 6th century. 最早的乳类素食主义的记录来自6世纪的古印度和古希腊。