1. 氢质子：氢气由燃料电池的阳极进入,氧气(或空气)则由阴极进入燃料电池;经由催化剂的作用,使得阳极的氢原子分解成两个氢质子(proton)与两个电子(electron),其中质子被氧『吸引』到薄膜的另一边,电子则经由外电路形成电流后到达阴极.

1. 质子
    A proton is an atomic particle that has a positive electrical charge.

1. a stable particle with positive charge equal to the negative charge of an electron