Atomic number
[化] 原子序数; 原子序\\n[医] 原子序数
📖 牛津释义
atomic number
number of protons in the nucleus of an atom 原子序数.
🧩 词语组成解析
🗣️ 情景例句
The selection here is very large, it may be difficult to choose.
这里有很多式样可以选，可能很难决定。
A duck will not always dabble in the same gutter.
一只鸭子不会常在同一条沟中玩水。
The dream he had had for so many years ended there.
他多年来的幻想从此破灭。