neon-22
短语释义与例句
n.
-
1.
A minor stable isotope of neon, 2210Ne, having ten protons and twelve neutrons; it amounts to about 9% of the element in nature
不可数 物理
A minor stable isotope of neon, 2210Ne, having ten protons and twelve neutrons; it amounts to about 9% of the element in nature