Vaccinum variolae
[医] 牛痘苗
🧩 词语组成解析
[医] 菌苗, 疫苗
🗣️ 情景例句
There's nothing wrong with hard work.
刻苦没错。
He that lies down with dogs must rise up with fleas.
近朱者赤，近墨者黑。
We'll let you know the next time we need to place an order.
下次需要订购时我们会通知你。