纸团

• spitball

例句

1. 有几次我开始写下一些什么，但每次又停下来，盯着这个句子看两三分钟，然后不是划掉就是把纸团扔掉。
   I started to write something down several times, but each time I stopped, stared at the sentence for a couple of minutes, and then either crossed it out or else crumpled up the paper.