So essentially, they regulate this action potential, and they do so by helping to establish and then control the voltage gradient within the cells.

总之本质上，它们负责调节动作电位,它们做到这一点通过协助制造,并控制细胞内的电位梯度。

麻省理工公开课 - 化学原理课程节选

So the main business of government consists in knowing how to control the elites because they are always a potential source of conflict and ambition.

因此统治的第一要务在于,懂得如何控制精英人物因为,他们往往是冲突和野心的潜在来源。

耶鲁公开课 - 政治哲学导论课程节选