Seroconverted
(seroconvert 的过去时) vi.[生][医]血清转化(对疫苗产生抗体)
🗣️ 情景例句
Tonight's a problem. What about tomorrow night?
今晚不行，明晚怎样？
He who fears to suffer, suffers from fear.
怕吃苦头的反因怕而吃苦头。
How old is he?
他多大年纪了？