Aicf
abbr. auto-immune complement fixation 自动免疫补体结合
🗣️ 情景例句
But I'm sure he has a few bags with him on the train.
不过我相信他在火车上还有几件行李的。
Brag.
吹牛！
No, I'm sorry, but it doesn't.
抱歉，没有。