And he fusses because she's always tiring herself out nursing people.

这时他焦躁起来，因为她是经常为了看护病人而没日没夜地忙碌的。

" What a bore your famous Ivasheukoff is, my dear! He wins his cases by tiring us out — there is no end to his talking" .

“亲爱的，你那著名的 Ivasheukoff 真让人厌烦！他通过让我们筋疲力尽来赢得案件——他的谈话没完没了” 。

And the simple version of the story is that you are tiring out your neurons that are sensitive to outward motion while you stare at all that outward motion.

这个故事的简单版本是，当你盯着所有向外的运动时，你正在疲劳对向外运动敏感的神经元。