Using the free-potential electrode corona preionization technique, a compact, rugged, stable and reliable device has been achieved.

该激光器采用可伐-玻璃封接和自由电位板电晕预电离技术。

youdao

It is a free electron so there is no potential energy to be accounted for.

对于自由电子,因此没有什么势能。

麻省理工公开课 - 固态化学导论课程节选

Ostensibly, the tax prep industry is reluctant to participate in a program that would see their wares given out for free to potential customers.

FORBES: IRS Keeps Making It Hard For Middle-Class To E-File For Free

Unfortunately, the more attractive membership becomes, the more costly the signal of commitment required to discourage potential free-riders.

ECONOMIST: Letters | The

In just two weeks' time the company has gone from a potential free agent, to a lone wolf, and then back to prospective purchase.

ENGADGET: Another Palm exec is out... and CEO Jon Rubinstein is next?