Antismallpex vaccine
[机] 抗天花血清
🧩 词语组成解析
vaccine
['væksi:n]
n. 疫苗，痘苗;
adj. 痘苗的，疫苗的;
🗣️ 情景例句
I love keeping animals for companionship.
我喜欢养动物为伴。
Please sit down and have a glass of milk.
请坐下来喝一杯牛奶。
We chose a big one. It is almost as tall as the room.
我们选了一棵大的。它几乎和房间一样高。