allergy

I have a serious allergy to penicillin—please note it on my file.我对青霉素严重过敏——请在我的档案上注明。

Food allergies can develop at any age, even in people who have eaten the food safely for many years before.食物过敏可能在任何年龄出现，即使是此前多年来一直能安全食用该食物的人也可能如此。