If there is no charge on the plate, these droplets will simply fall under gravity.
如果在板子上没有电荷,这些液滴就只会由于重力掉下。
You don't feel any weight because your weight is the opposition you get to falling through the floor; but if the floor is giving way and you're just falling freely, you feel weightless.
你不会感到重力,是因为你的重力在阻碍你穿过地板,如果没有地板,你自由下落,也感觉不到重力
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