Afn
abbr. 平均故障数（average failure number）
🗣️ 情景例句
I certainly can print the news.
我当然可以刊出这则新闻。
I can't remember what John was doing yesterday afternoon.
我不能记得约翰昨天下午正在做的东西。
Mr. Smith knew Jack didn't look at the others because he was nervous.
史密斯先生知道杰克不敢看别人是因为紧张。