Cells can stop in their lifetime at some point in the cell cycle and persist for long periods of time.

细胞生命期可以停止在细胞周期的某个点,并保持很长时间

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Some small subsets do but most of the cells in your brain don't proliferate and that's because they get trapped at one portion of the cell cycle.

除了很小一部分以外大部分脑细胞不增殖,这是因为,它们停滞于细胞周期的某个阶段

耶鲁公开课 - 生物医学工程探索课程节选

If cells were actively proliferating, that is you had a population of cells that are actively proliferating, they would be going through continuous rounds of the cell cycle.

如果细胞处在活跃增殖状态,就是说有一定数量的,细胞具有增殖活性,它们就会连续地经历细胞周期的各个阶段

耶鲁公开课 - 生物医学工程探索课程节选

Most of you have probably at some point or another learned about the cell cycle, or the process of a cell going from being a single cell to being two cells.

大部分人应该或多或少,学过细胞周期,就是细胞,一分为二的过程

耶鲁公开课 - 生物医学工程探索课程节选