Aicf
abbr. auto-immune complement fixation 自动免疫补体结合
🗣️ 情景例句
She was still beautiful at the age of forty.
她活到四十岁仍然很美。
What time are you leaving?
你几点钟走？
A woman saw it happen when she was walking past.
一位妇女走过的时候，看到我的钢笔掉了。