charge at

基本解释

They do not charge at all for their services.
他们的服务概不收费。
Lithium-ion batteries also power EVs, which can take all night to charge at home and up to an hour to charge at EV stations.
锂电池也用于电动汽车，一次充电在家中需要一个晚上的时间，就是在电动车充电站也需一个小时来完成充电。
If they charge at night, studies suggest, new power plants may not be needed: There's already enough generating capacity on today's grid.
如果他们在晚上充电，研究显示，新的电站可能不需要：现在的电网已经有足够的供电能力。

These can be ordered for a charge at enterpriseworks.org.
And let's say our second electron now is really far away, such that it's actually not going to shield any of the nuclear charge at all from that first electron.
距离原子核非常非常近,我们说第二个电子处于非常远的位置,这样它不会对第一个电子,感受到的来自原子核的电荷量有任何屏蔽作用,我们最后要说的是。
麻省理工公开课 - 化学原理课程节选
I'm going to say, quite to the contrary, the positive charge is concentrated at the center in a tiny, tiny, tiny volume.
我要说的是，完全相反，正电荷集中在中心,在一个非常非常小的体积内。
麻省理工公开课 - 固态化学导论课程节选

The difference, of course, is that the hawks are not in charge at the Fed.
ECONOMIST: Ignore the hawkish rhetoric. The Fed isn’t about to tighten