project round-tripping项目往返切换
round-tripping of capital资本“往返
Round-Tripping and Network Capacity Swapping转手套利及网络能力互换
N（名词） a form of trading in which a company borrows a sum of money from one source and takes advantage of a short-term rise in interest rates to make a profit by lending it to another (借贷同时放贷)迂回套利 [finance]