Because tulips can only be harvested during certain months of the year, the Dutch starting buying tulip futures contracts.

由于郁金香只能在一年中的特定月份收获，荷兰人开始购买郁金香期货合约。

And, sure enough, a few months later, Parker got RCA Records to buy Elvis's contract with Sun.

。 而且，果然，几个月后，Parker 让 RCA Records 购买了 Elvis 与 Sun 的合同。

Dorothy Kamenshek was such a skillful player that a men's minor league team from Florida once tried to buy her contract. She refused the offer.

桃乐西·卡曼谢克是一位技术高超的运动员，来自佛罗里达的小联盟比赛队伍曾试图买下她的合同，但是她拒绝了。