A proton is an atomic particle that has a positive electrical charge.
英汉词典释义
n.
质子
An electron has a negative charge,a proton has a positive charge.电子带负电荷,质子带正电荷。Electrons are negatively charged with electricity,protons are positively charged.电子是带负电荷的,质子是带正电荷的。
英英词典释义
Noun
1. a stable particle with positive charge equal to the negative charge of an electron