Direct current (DC) Direct current is current with no reversals in polarity.

直流直流是指没有正负极性往复变化的电流。

youdao

Therefore, I am assuming that in consciousness without such polarity there would be no action or experience.

因此我假设意识也是同样的情况，如果我们的意识没有极性，我们也就不会有动作或经验。

youdao

Polarity attraction, but you are both fixed signs that can cause difficulties. Your stubbornness and the Scorpion's jealousy will result in a no win situation.

金牛-天蝎：彼此都有着巨大的吸引力，但双方都是固定星座，这也势必会产生矛盾。牛儿的固执加上蝎子的嫉妒心让这段恋情无果而终。

youdao

Reality extends to the plain fact that there is no switch or level to push, pull or toggle that will instantaneously change the polarity of the flow.

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No-one knows how the Sun's enormous magnetic fields are generated, or why they reverse polarity from positive to negative every 11 years.

BBC: Sun has strange 'spin cycle'