cyclic tension

例句：

1. 1.The machine has a cyclic tension that causes it to run smoothly.
   这台机器有一个循环张力，使得它运行顺畅。
2. 2.The team is under constant pressure due to the cyclic tension in their schedule.
   由于赛程的循环张力，团队一直处于持续的压力之下。
3. 3.The cyclic tension between the two countries has been causing tension for years.
   两国之间的循环张力已经导致紧张关系多年。