Pollen allergen
[医] 花粉变应原
🧩 词语组成解析
pollen
['pɔlin]
n. 花粉;[虫]粉面;
vt. 传授花粉给;用花粉掩盖;
n. 变(态反)应原\\n[化] 过敏素; 变应原
🗣️ 情景例句
I know you're building a new factory,
我知道你在兴建一座新工厂，
One cannot eat one's cake and have it.
事难两全其美。
My efforts resulted in nothing.
我的努力毫无结果。