名词
中文翻译：同位素
同义词：
['isotope', 'isotope']
例句：
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1.The scientists discovered a new type of metopic element in the sample.
科学家们在样本中发现了一种新的同位素元素。
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2. The isotopic composition of the water samples was analyzed to determine its origin.
对水样进行了同位素组成分析，以确定其来源。
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3.The discovery of this metopic element has significant implications for our understanding of the Earth's history.
这种新发现的同位素元素的发现对我们理解地球历史具有重要意义。