Caira
abbr. Central Automated Inventory and Referral Activity (USAF) 集中自动化编目和分派（美国空军）
🗣️ 情景例句
I don't know for sure.
我不太清楚。
Who is going to win?
谁会赢？
It is no use inviting the politician or the professional or business man,
同样也是无益的，对于政界人士、专业技术人员、商人来说，