食物禁忌和等级之间也有联系，这在印度的种姓制度中表现得最为苛刻。
There is also an association between food prohibitions and rank, which is found in its most extreme form in the caste system of India.
其他文化规则与某些食物的禁忌有关。
Other cultural rules have to do with taboos against eating certain things.
旅行者经常在旅途中面对不熟悉的环境，从语言障碍到不熟悉的食物、陌生的货币和文化禁忌。
Travelers are often faced with unfamiliar situations on the road, from language barriers and unusual foods to strange currencies and cultural taboos.
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