数量的周期循环是小型哺乳动物的特征，它们有时似乎是由捕食者造成的。

Population cycles are characteristic of small mammals, and they sometimes appear to be brought about by predators.

youdao

选项板也包括了控制流所需要的基本编程结构，例如有条件执行的决策点和流程周期的循环。

The palette also includes basic programming constructs that allow for controlling the flow, such as decision points for conditional execution, and loops for process cycles.

youdao

金融市场经过了它自有的乐观时期和悲观时期的周期循环，但幸运的是，它们没有在同一时间同时经历这些时期。

The financial markets experience their own cycles of optimism and pessimism, but thankfully, they won’t all go through these cycles at the same time.

youdao

Finally, getting it right to keep inflation low, keep that boom-bust cycle from coming back like it did, and you don't have to go, even go back so far period.

最终可以维持低通胀，打破繁荣与萧条的周期循环，这个已有先例，远的不说。

斯坦福公开课 - 经济学课程节选

So, one that perhaps does not reproduce in such high numbers that you create an overwhelming infection, but one that still goes through its lifecycle but is limited in its effect.

因此,一方面这些病毒不会大量复制,从而不会导致暴发性的感染,另一方面,它依旧在进行生命周期循环,只不过对其效用进行了限制

耶鲁公开课 - 生物医学工程探索课程节选