Seroconvert
vi.[生][医]血清转化(对疫苗产生抗体)
🗣️ 情景例句
I think that all Chinese word hard and cherish their famillies.
我认为所有的中国人都工作勤奋而且十分关心家人。
How do I call this number?
这个号码怎么打？
By the time you read this, the Hubble's eagle eye will have sent us thousands and thousands of wonderful pictures.
等到你读到这篇文章时，敏锐的哈勃望远镜已经为我们送来了成千上万张精彩的照片。