Seroconvert
vi.[生][医]血清转化(对疫苗产生抗体)
🗣️ 情景例句
I know Rita Mae called.
我知道Rita Mae打电话给你了。
Can you help me out? I'm trying to find a post office.
你能帮我个忙吗？我想找个邮局。
Looking into the drawing room, she saw a scene of confusion over by her writing desk.
她往起居室里看去，写字台边一片狼籍。