Vacc
[医][=vaccination]接种，牛痘接种，疫苗，痘苗
🗣️ 情景例句
I'm sick and tired of you!
你让我烦透了。
I'll keep my ears open.
我会留意的。
Although we can't see these atoms, they really do exist.
虽然我们看不见原子，但它们的确存在。