The European Union today formally took up the question of using frozen Russian assets to help Ukraine's military. The interest on those assets could provide more than $3 billion a year.欧盟今天正式讨论使用冻结的俄罗斯资产援助乌克兰军队。这些资产的利息每年高达30多亿美元。E.U. leaders met in Bru...