无论标签上写的是“非转基因”还是“无糖”，又或者是“零碳水化合物”，消费者对于了解更多与食品成分相关的信息有了越来越多的需求。

Whether the labels say 'non-GMO' or 'no sugar', or 'zero carbohydrates', consumers are increasingly demanding more information about what's in their food.

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非化学计量的缺陷常常出现在过渡金属的化合物中。

Non-stoichiometric defects often occur in transition-metal compounds.

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糖苷，是糖或糖的衍生物与另一类非糖物质通过糖的端基碳原子链接而成的化合物。

Glycosides are certain molecules in which a sugar part bound to some other part through its anomeric carbon to another group.

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But this is a compound, right, it has some non-zero heat of formation from the elements. So is water, right?

但这是种化合物，对吧？,它具有非零的生成热,水也是一样，对吧？

麻省理工公开课 - 热力学与动力学课程节选

We're going to talk about this kind of non-covalent interaction more when we talk about the immune system, because one example of ligand and receptors that's important in the immune system are antigens - foreign molecules, and antibodies - molecules that we produce.

当我们讲到免疫系统的时候,会更详细地谈到这种非共价化合反应,因为在免疫系统中,一个重要的配体受体结合反应,就是抗原,即外源分子,与抗体,这个人体自身产生的分子结合

耶鲁公开课 - 生物医学工程探索课程节选