Seropositivity
血清阳性
🗣️ 情景例句
Yes. I'd like that.
要啊！我想看一看。
Would you mind mailing this letter for me?
你能替我寄这封信吗？
he instructs the bank to debit his account only in respect of cheques drawn by himself.
嘱咐银行他的存款只能凭他本人签字的支票来提取。