But Mr. Mindon was proud to be rich enough to have a perfectly useless room in his house.

VOA: special.2009.01.31

In addition Aristotle tells us such a person will possess beautiful but useless things suggesting the possession not only of wealth but of a kind of cultivated aesthetic sense.

此外，亚里士多德告诉我们,这类的人还将会拥有一些美丽,但无用的东西,不只拥有财富,还有一种经教化的美感。

耶鲁公开课 - 政治哲学导论课程节选

He says, I plead guilty, but your physics is useless at this length scale.

他说，我没有错，而是你的物理在这个尺度上没有用武之地。

麻省理工公开课 - 固态化学导论课程节选

But many workers dismiss the federation as useless.

VOA: standard.2010.06.24