| 单词 | Atomic nucleus |
| 释义 | atomic nucleus —原子核Examples:radioactive isotope of hydrogen having 2 neutrons in its nucleus, so atomic weight 3—氚 • 超重氢 heavy hydrogen, isotope of hydrogen having 1 neutron in its nucleus, so atomic weight 2—氘 See also:atomic n —原子 n nucleus n —核 n • 核心 n • 核子 n • 中坚 n |
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