allergen

US /ˈælərdʒən/

UK /ˈælədʒən/

B2 中高級
n.名詞過敏原
Dust can be an allergen to sensitive noses

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寵物會對人過敏嗎?(Can Pets Be Allergic to People?)

03:48寵物會對人過敏嗎?(Can Pets Be Allergic to People?)