Vaccinogen
[医] 菌苗源, 疫苗源(动物或人)
🗣️ 情景例句
How does that look, Rob?
看起来怎么样，Rob？
Please don't snack; you will ruin your dinner.
请别吃点心了，你会对正餐失去胃口的。
The Hubble telescope was launched into space by NASA on April 20,1990 at a cost of over a billion dollars.
哈勃望远镜于1990年4月20日由国家航空航天局发射升空，耗资10多亿美元。