a monetary standard under which the basic unit of currency is defined by a stated quantity of silver
例句
用作名词 (n.)
Gold, silver, and other commodity standards survived for many centuries but were then phased out in favor of the more convenient use of national paper currencies. 金本位，银本位和其他商品本位存在了许多世纪，而后逐步被淘汰，以利于更方便地采用各国纸币。
美
['sɪlvər 'stændəd]
