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If they are found on the same place, it is iso-topos. These are called isotopes.
如果是在同一个位置，按照国际惯例，它们被叫做同位素。
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- 来自原声例句
If they are found on the same place, it is iso-topos. These are called isotopes.
如果是在同一个位置，按照国际惯例，它们被叫做同位素。
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