What people did is they said let's define a unit of energy that represents a unit charge accelerated across a unit potential difference, and let's call that the electron volt.

前人们所做的就是他们说让我们确定,一个能量单位用来代表一单位电荷,加速穿过形成的一单位电势差，我们叫它电子伏特。

麻省理工公开课 - 固态化学导论课程节选

Most fire services did not charge for call outs, but some said they imposed "discretionary" charges.

BBC: Fire crews moving obese patients

We could live without the 95-cent-per-minute charge to call the horticulture advice line.

FORBES: Gardening

Of course, whatever you call the quango in charge of parades, it won't always be able to please both sides to these intractable local disputes.

BBC: Flags, parades and politics - is there a solution?