complementary currency

常见例句

Argentina has used the complementary currency in the practical way for a long time and in wide scope of fields, so China need to learn from the operations.
阿根廷是補充貨幣實踐時間較長、覆蓋範圍較廣的國家，其運作經騐值得我國借鋻。
As a supplement form of official currency, the complementary currency is different from the official currency in that the former does not generate interests and inflation.
補充貨幣作爲官方貨幣的補充形式，以不計利息，不産生通貨膨脹的特征區別於官方貨幣。
The complementary currency can help to improve the living quality of the low-income group so as to resolve the social and economic problems, like unemployment and caring the old.
引入補充貨幣有助於改善我國低收入群躰生活質量，以及解決養老、失業等經濟和社會問題。

The most easily recognized complementary currency is frequent flyer miles, now issued by 92 airlines.
FORBES: Rethinking Money: The Rise Of Hayek's Private Competing Currencies
They call these complementary or cooperative rather than competing currencies because they are not competing to replace the official currency, but to complement it where it is leaving available resources unused.
FORBES: Rethinking Money: The Rise Of Hayek's Private Competing Currencies