Sero-immunity
[医] 血清免疫, 被动免疫
🧩 词语组成解析
[人名] 塞罗
immunity
[i'mju:niti]
n. 免除，豁免;免疫力;
🗣️ 情景例句
It's Grandma's recipe.
这是奶奶的配方。
Look who's talking!
怎么不说你自己？
The firm closed down because there wasn't enough demand for its product.
工厂关门了，因为产品供过于求。