| 释义 |
isotopes 释义 n. [核]同位素(isotope 的复数);核素 例句 1·Such anomalies are due to the relative abundance of the "isotopes " or varieties of each element. 这种反常现象是由于同位素比较丰富或者各个元素比较多样化。 2·The isotopes of a given element have the same chemical properties but slightly different physical properties. 一个特定元素的同位素具有相同的化学特征,但在物理性质上有一些细微差异。 3·Most hydrogen and oxygen atoms in water are stable, but traces of both elements are also present as heavier isotopes . 在水中大多数氢原子和氧原子是稳定的,但这两个元素也有微量以较重的同位素形式存在。 短语 1·stable isotope 稳定同位素 2·radioactive isotope 放射性同位素 3·isotope analysis 同位素分析
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