proton; positively charged subatomic particle
Tone colorsmāmámǎmàma
Meanings
1 sense · 4 examplesnoun
proton; a subatomic particle with a positive electric charge found in the nucleus of an atom
technicalIn physics, the number of protons in an atom's nucleus determines the atomic number and defines the chemical element. The mass of a proton is approximately 1 atomic mass unit (amu).
Zhì质
zǐ子
dài带
zhèng正
diàn电
hè荷
。
Protons carry positive electric charge.
Qīng氢
yuán原
zǐ子
hé核
zhōng中
zhǐ只
yǒu有
yī一
gè个
zhì质
zǐ子
。
The hydrogen nucleus contains only one proton.
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Zhì质
zǐ子
shù数
jué决
dìng定
le了
yuán元
sù素
de的
zhǒng种
lèi类
。
The number of protons determines the type of element.
Zhì质
zǐ子
hé和
zhōng中
zǐ子
gòu构
chéng成
le了
yuán原
zǐ子
hé核
。
Protons and neutrons constitute the atomic nucleus.