Avoidance of allergic food.

规避过敏性食物。

youdao

Find which food you are allergic to by a process of elimination.

用排除法找出你对哪种食物过敏。

《牛津词典》

If you are allergic to certain food, you should eliminate it from your diet.

如果你对某样食物过敏，就应该把它从你的日常饮食中除去。

youdao

There were no safety guidelines in any restaurants, and many ignorantly thought that severely food allergic people were "hysterical" or that they simply didn't like a certain food.

CNN: Food allergy diagnosis: What parents should know

It's hard for parents of food-allergic children to keep them safe at school when there are so many opportunities to eat snacks and meals with unsafe ingredients.

CNN: Allergy bullying: When food is a weapon

Communication with teachers, administrators, coaches, and the school nurse is key to ensuring that a food-allergic child does well, in terms of staying safe from allergens and psychologically speaking, Bassett said.

CNN: Allergy bullying: When food is a weapon