extension swap

例句：

1. 1. The company is looking to expand its market share through this new extension swap.
   该公司正通过这种新的扩展交换来扩大其市场份额。
2. 2. The team decided to use an extension swap to speed up the project's progress.
   团队决定使用一种扩展交换来加快项目的进度。
3. 3. During the negotiations, they discussed the possibility of using an extension swap to resolve the dispute.
   在谈判期间，他们讨论了使用扩展交换解决争端的可能性。