proton

/'prәutɒn/ uk　 词频 #12172

大学英语六级

proton 是什么意思

中文释义

n. 质子

[化] 质子

英文释义

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

proton 的真实例句

以下例句摘自真实英文文章，看看 proton 在自然语境里怎么用：

In 2019, another experiment strengthened the evidence that the proton’s size had long been overestimated.

—— Physicists resolve a long-standing puzzle over the size of a proton

At long last, we have pinned down the size of a proton.

—— Physicists resolve a long-standing puzzle over the size of a proton

Look around you, and everything you see will be filled with protons.

—— Physicists resolve a long-standing puzzle over the size of a proton

They revealed the proton to have a radius of about 0.84 femtometres, or less than 1 million-billionth of a metre.

—— Physicists resolve a long-standing puzzle over the size of a proton

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