我超过10天的周期在三个不同的时刻分别回到每个位置，分别重复了在3g和4g网络模式下的测试。

I returned to each location at three different times over a 10-day period and repeated all the tests on both 3g and 4g networks.

youdao

在许多程序中，开发人员会在反复项目、里程碑或开发周期的过程中重复执行设计、开发和测试工作。

In many processes, developers perform design, development, and test tasks repeatedly over the course of an iteration, milestone, or development cycle.

youdao