Afn
abbr. 平均故障数（average failure number）
🗣️ 情景例句
Do you think it's too long?
你会不会觉得太长了？
You're way behind schedule.
你比预定的落后了。
After the train had left the station, the lady opened her handbag and took to her power compact.
火车开出车站后，那位妇女找开了手提包，拿出了粉盒。