在能够得到一个干净的编译产品之前，这个步骤可能需要多次反复。

This step may require several iterations before a clean build is produced.

youdao

我们之间的这几番交流表明，有时候必须反复多次才能彻底了解问题的实质。

This exchange shows that sometimes you have to iterate to get to the bottom of an issue.

youdao

如果缺少关键的信息，那么必须反复研究、调整和测试代码，这个过程可能要重复许多次。

If you lack vital information, you must reinstrument your code, repeat your steps, and restart your investigation — a process that requires potentially numerous iterations.

youdao

I think the idea of a stock must have been invented independently at many times in history.

我认为股票这个概念,在历史上被反复提出过多次

耶鲁公开课 - 金融市场课程节选

When the conditioned stimulus and the unconditioned stimulus are brought together over and over and over again, pretty soon the conditioned stimulus gives rise to the response.

当条件刺激与非条件刺激,同时且多次反复出现，条件刺激很快也能引起条件反应。

耶鲁公开课 - 心理学导论课程节选