n.过多; 过剩;多余物; 过剩品;
例句:
Wealth is simply a superfluity of what we don't need.
财富只是我们并不需要的多余之物.
There is also a superfluity of stop signals.
此外,停止符的数量也有冗余.
This book has a superfluity of introductions and summaries.
此本书中有多余的介绍和摘要.