The money could simply go into the public purse, helping to lower taxes.

这笔钱可以直接划入国库，来帮助降低税收。

We have signed a blank cheque on the public purse.

我们已经签了一张国库的空白支票。

Gas subsidies remain a heavy drain on the public purse.

天然气补贴依旧是国库的无底洞。

But she admitted it would have to be entirely funded from the public purse.

但她同时承认建设媒体中心的资金，将会完全由公众的钱包来负担。

But that counts for little if the demands on the public purse keep getting bigger.

但是如果对国库的需求越来越大，这种优势就甚微。