piff

例句：

1. 1. I'm not sure what piff is, but it seems to be a word that means something.
   我不确定piff是什么意思，但看起来它是一个表示某种意思的词。
2. 2. The piff in the air made us all pause for a moment.
   空气中的这个piff让我们都停顿了一下。
3. 3. She was surprised by the unexpected piff from her boss.
   她对老板突如其来的piff感到惊讶。