The British pound was twenty shillings so effectively the pound was on a silver standard.

英国一英镑值二十先令,所以事实上，英镑是以银本位为标准的。

耶鲁公开课 - 金融市场课程节选

It's not a standard in most countries, actually.

事实上,这不是大多数国家的标准期限

耶鲁公开课 - 金融市场课程节选