互购贸易和回购贸易之间另一个重要的区别在于回购贸易一般比互购贸易要延续更长一 段时间。

互购贸易和回购贸易之间另一个重要的区别在于回购贸易一般比互购贸易要延续更长一 段时间。
【正确答案】：Another important difference between counter purchase and buyback is that a buyback deal usually stretches over a longer period of time than a counter purchase deal.