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Also, silicon is a very common chemical element, whereas germanium is relatively rare.
除此之外，相对于含量稀少的锗元素，硅是相当普遍的化学元素。
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Carbon Group (Carbon, Silicon, Germanium, Tin, Lead).
碳族(碳，硅，锗，锡，铅)。
youdao
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Carbon Group (Carbon, Silicon, Germanium, Tin, Lead).
碳族(碳，硅，锗，锡，铅)。
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