具有多重碳-碳键的大分子的燃烧涉及到一系列更复杂的反应。

The combustion of larger molecules, which have multiple carbon-carbon bonds, involves a more complex series of reactions.

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生物大分子的功能取决于它的空间结构。

The function of biomacromolecule is dependent on its space structure.

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为大脑提供补给的毛细血管里紧密排列着相连的细胞，以防止大分子的进入。

The capillaries that feed the brain are lined with tightly bound cells, which keep out large molecules.

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It's very water soluble and it's a big molecule, a very big molecule; it can't naturally get inside cells on its own.

它是一个水溶性极强的大分子,非常非常大的分子,质粒在自然状态下并不能自己进入细胞

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It turns out that getting large molecules like this, particularly large charged molecules like nucleic acids, inside of cells is not so easy.

后来证实,将这样的大分子物质,尤其是像核酸这样带有大量电荷的分子,送入细胞不是一件容易的事

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So we're going to finish talking about molecular orbital theory, we'll switch over to discussing bonding in larger molecules, even larger than diatomic, so we'll move on to talking about valence bond theory and hybridization.

我们要结束关于分子轨道理论的讨论，转向讨论大分子的成键，比二原子分子更大的分子，我们会继续讨论价电子成键理论,和杂化。

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