Iavi
abbr. International AIDS Vaccine Initiative 国际爱滋病疫苗行动
🗣️ 情景例句
Excuse me, May I have everyone's attention, please?
对不起，请大家听我说。
Why did't you tell me?
为什么你不告诉我？
He gets back home at a quarter past five.
15回到家。