savings bond 的英语意思
savings bondˈsavings bond noun [countable] technical术语 
查看全部语言翻译 a bond that is sold by the US government and that cannot be sold from one person to another由美国政府发行、不可转让给他人的债券
查看全部语言翻译 a bond that is sold by the US government and that cannot be sold from one person to another由美国政府发行、不可转让给他人的债券