$欧元ETF-ProShares两倍做空(EUO)$两倍做空 $欧元ETF-ProShares两倍做空(EUO)$ ProShares UltraShort Euro 网页链接两倍做空 $DRR(DRR)$ Market Vectors Double Short Euro ETN 网页链接一倍做多 $欧元ETF-CurrencyShares(FXE)$ CurrencyShares Euro Trust 网页链接两倍做多 $URR(URR)$ Market Vectors Double Long Euro ETN 网页链接EUR (Euro) ETF List网页链接