Vacc
[医][=vaccination]接种，牛痘接种，疫苗，痘苗
🗣️ 情景例句
Let's get in shape.
咱们去健身吧。
I should have studied last night, but I was too tired.
我昨晚应该学习，但是我太累了。
Two main techniques have been used for training elephants,
驯象有两种主要的方法，