Pfa
abbr. 故障预警分析（Predictive Failure Analysis）；职业球员联盟（Professional Footballers' Association）；全氟烷氧基烷烃
🗣️ 情景例句
I used to be that way when I was her age.
我像她这般年纪也是这样。
There is life in the old dog yet.
老当益壮。
We're tired ...
我们累了。。。。。。