The city has a superfluity of five-star hotels.

这个城市的五星级宾馆太多了。

There is also a superfluity of stop signals.

当然也存在额外的停止信号。

“Leisure and hobbies” is another superfluity。

“业余爱好”也是多余的。

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。

Glutamine and nonessential amino acids do no need to add superfluity.

在培养基中不需要额外添加谷氨酰胺和非必需氨基酸。