名词
中文翻译：同义词
同义词：
['isotope', 'isotope']
例句：
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1. The scientists are studying the isotopes of carbon and oxygen in the atmosphere.
科学家们正在研究大气中的碳和氧同位素。
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2. The isotopes of uranium have been used in nuclear power plants for decades.
铀的同位素已经被用于几十年的核电站中。
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3. The isotopes of gold are rarer than their natural forms, making them valuable as jewelry.
金的同位素比它们的自然形式更稀有，因此作为珠宝是有价值的。