element 55
元素55
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Belonging to a class of worlds known as diamond planets, 55 Cancri e is thought to be rich in the element carbon, which can exist in a variety of structural forms such as graphite (the material used as pencil lead), graphene, or diamond.
BBC: Oddballs: The strange worlds beyond our Solar System
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