Seropositivity
血清阳性
🗣️ 情景例句
Due to lack of funds
由于缺乏经费
I'm going out of my mind!
我快崩溃了。
For example, you can send information abroad immediately, but mailing a letter might take a week or so.
例如，你能够马上发送信息到国外，但寄一封信可能要大约一周的时间。