elementary electric charge

基本解釋

Electrons are the lightest elementary particles with an electric charge.
電子是最輕的基本粒子與一電荷。
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An elementary particle in the lepton family(not a meson), having a mass209 times that of the electron, a negative electric charge, and a mean lifetime of2.2?0-6 second.
介子輕子族中的一種基本微粒（非介子），其質(zhì)量為電子的209倍，是一種負(fù)電荷，平均壽命為2。
He further predicted that every elementary particle with a spin has its counterpart with the same mass but opposite electric charge, or that a particle has an antiparticle.
他進(jìn)一步預(yù)言每一種自旋為的基本粒子都有質(zhì)量相同但電荷相異的對應(yīng)粒子，或者說，就是每個這樣的粒子都有一個反粒子。