neon-20
短语释义与例句
n.
-
1.
The major stable isotope of neon, 2010Ne, having ten protons and ten neutrons; it amounts to over 90% of the element in nature
不可数 物理
The major stable isotope of neon, 2010Ne, having ten protons and ten neutrons; it amounts to over 90% of the element in nature