Allergen
n. 变(态反)应原\\n[化] 过敏素; 变应原
🗣️ 情景例句
Well, hi, all.
噢， 大家好。
I'm young.
我很年轻。
In his own lifetime Galileo was the centre of violent controversy;
伽利略在世时是激烈论战的中心。