1. a health problem in which your body reacts in a harmful way — for example with a
1.名詞B1
釋義
過敏
身體對特定物質產生不正常反應
a health problem in which your body reacts in a harmful way — for example with a rash, sneezing, or trouble breathing — when you eat, touch, or breathe in something most people are fine with.
例句
Amara has a serious allergy to peanuts and always carries her medicine.
Amara 對花生有嚴重的過敏，總是隨身帶著藥。
allergy + to + noun (food trigger)
The doctor confirmed that little Hiro's rash was caused by a milk allergy.
醫生證實小 Hiro 的疹子是由牛奶過敏引起的。
compound: [substance] + allergy
Many children develop allergies to dust, pollen, or pet hair during spring.
許多孩子在春天時會對灰塵、花粉或寵物毛產生過敏。
plural form for multiple triggers
Before the picnic, Sofia asked the chef about possible allergies in the salad.
野餐前，Sofia 詢問廚師沙拉裡有沒有可能引起過敏的東西。
My brother's allergy makes his eyes itch whenever our cat enters the room.
overlapping but narrower — usually digestive, e.g. lactose intolerance; not the same as a true immune reaction
文法句型
allergy + to + noun
用法筆記
Almost always paired with the preposition 'to' to name the trigger (allergy to nuts/pollen/cats). Also forms common compound nouns: peanut allergy, dust allergy, food allergy.
常見錯誤
I have allergy of cats.
I have an allergy to cats.
use 'to', not 'of', and add the article 'an'.
She is allergy to milk.
She is allergic to milk.
'allergy' is the noun; the adjective is 'allergic'.