Placing a molecule that's essential to life within a spherically symmetrical one could let researchers learn more about each.

安置单分子并将其呈球面对称放置对于生命来说必不可少，这也能让研究者对两者进行更深入研究。

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The set of molecule symmetrical operation meets the definition of mathematical group.

分子的全部对称操作的集合完全符合数学群的定义。

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Dendrimer is a new kind of polymerized molecule, which is highly symmetrical, monodisperse and outstanding mechanical property.

树状聚合物具有单分散、对称性高、机械性能好的特性，是一种用途广泛的新型材料。

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This is important because this molecule here, deoxyribose, is not the same upside down as it is - it's not symmetrical upside down and right side up, it's different because the 5' carbon's either pointed up or pointed down.

这很重要,因为对脱氧核糖来说,不都是像这样自上而下的,不是对称的自上向下或全部向上的,长链不同是由于,5'碳向上或者向下的指向不同

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