allergic

1. ADJ If you are allergic to something, you become ill or get a rash when you eat it, smell it, or touch it. 过敏的[v-link ADJ 'to' n]

I'm allergic to cats. 我对猫过敏。

2. ADJ If you have an allergic reaction to something, you become ill or get a rash when you eat it, smell it, or touch it. (反应) 过敏的[ADJ n]

Soy milk can cause allergic reactions in some children. 豆奶会导致有些儿童起过敏反应。