“nonentity”造句，怎麼用nonentity造句

This part is the fulcrum of the whole system because the system is nonentity without it.

How could such a nonentity become chairman of the company?

For defective consumers, those contemporary have-nots, non-shopping is the jarring and festering stigma of a life un-fulfilled - and of own nonentity and good-for-nothingness.