This article discusses how the point charge move in the electrified field produced by the electrified ball, and come to the conclusion that the motion of the point charge is simple harmonic vibration.

讨论点电荷在带电球体所产生的电场中的运动情况，得出了点电荷的运动为简谐振动的结论。

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But batteries can't move charge as quickly as some competing devices like supercapacitors, and their performance tends to degrade significantly with time.

但电池也有一些局限，它无法象超级电容那样快速充电，而且随着时间的推移，它的容量会衰减。

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The vision is having inductive power transfer tech embedded right into roads so EVs will be able to charge as they move along.

他们的打算是讲这种感应能量转换技术植入路面，使得汽车可以在行驶的时候充电。

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Charge is going to move through this gel and DNA is charged.

电流会通过凝胶而DNA是带有电荷的

耶鲁公开课 - 生物医学工程探索课程节选

Paul MacAvoy, economics professor emeritus at Yale University, explains that the rates pipeline companies can charge to move crude are capped by the Federal Energy Regulatory Commission.

FORBES: Magazine Article

While deregulation will allow utilities to charge what the market will bear for electricity, they'll continue to be restricted on what they can charge to move it around.

FORBES: Leveraging the regulators

Some even employ proton exchange membranes that move charge around the way a hydrogen fuel cell does.

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