| 词汇 | isotopic |
| 释义 | isotopic adjective chemistry , physics , geology specialized /ˌaɪ.səˈtɒp.ɪk/ /ˌaɪ.səˈtoʊ.pɪk/ 同位素的 relating to isotopes (= forms of an atom that have a different atomic weight from other forms of the same atom but the same chemical structure) Sedimentary rocks leave a more complicated isotopic signature than igneous rocks. 沉积岩留下的同位素特征比火成岩更为复杂。 Two samples were collected for isotopic analysis.
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