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这个结果激起了许多年的关于生命起源以前的化学实验。This results initiated many years of prebiotic chemistry experiments.

这种早期前生命历史已经从地球记录里消失。This early prebiotic history has been lost from the terrestrial record.

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相反，"原始汤"的小有机分子也可能是从太空抵达地球的。Conversely, the prebiotic soup of small organic molecules may have arrived from space.

同时，科学家建议益生菌能够支持宝宝免疫系统的发育。And emerging science suggests prebiotic may support your baby's developing immune system.

我们要考察的内容之一是生命起源前的自组织，化学自组织。One of the things we're trying to look at is prebiotic seif-organisation, chemical seif-organisation.

在补充果寡糖益生元的老鼠粪便中双歧杆菌的含量有所增加。Levels of bifidobacteria in the faeces of the animals increased as a result of prebiotic supplementation.

菊粉是生命起源前的物质，它能够增加吸收日常饮食中的纤维素，同时减少热量的产生。Prebiotic inulin adds to an easy adsorption of dietary fibers, and at the same time reduces the calorific value.

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益生元菊糖纤维，包括全谷大麦和燕麦片，有助于食物消化。Prebiotic inulin fibres, including wholegrain barley and oat flakes, to help maintain a healthy digestive tract.

绍斯塔克试图构建一条桥梁从无生命的化学反应到有生命的物质。Szostak is trying to construct a pathway that bridges from prebiotic chemical reactions to genetically-driven living matter.

我们的双益生元配方设计是比以前的效性更长，更完整，在消化道内活跃更久。Our dual prebiotic blend is designed to work longer in the digestive tract for more complete support compared to our previous formula.

不过几十年来，这也是让「生命起源化学」领域尝到最多挫败的步骤。This step, however, is the one that has caused the most intense frustration in prebiotic chemistry research for the past several decades.

然而，我们并不清楚在什麽样的原始条件下可以产生RNA分子，特别是构成RNA骨干的核糖。Yet it is very unclear how primitive prebiotic conditions could have produced RNA molecules, in particular the sugar ribose in the RNA backbone.

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这是因为这些星体在其行星形成的磁盘上拥有不同的化学物质，因而被认为可能是生命体出现前的一个材料来源。That's because these stars have different chemicals in their planet-forming disks, which are thought to be a possible source of the prebiotic materials.

在合适的条件下，甲烷在生命前化学中起着关键作用，——被认为是形成生命的必要条件的化学反应。Under the right circumstances methane can play a key role in prebiotic chemistry -- the chemical reactions considered necessary to form life as we know it.

野生蜂蜜含有益生菌，能刺激人体健康组织的生长，同时抑制潜在的有害细菌。Wild honey has prebiotic properties which can stimulate the growth of beneficial organisms in our bodies, while suppressing potentially dangerous bacteria.

从另一方面看，如果这种对氨基酸的优先选择机制早在生命起源之前就已经存在，那就说明在生命出现以前，必定存在一种比生化反应还要早的化学反应过程。On the other hand, if there is a mechanism to choose handedness before life emerges, it is one less problem prebiotic chemistry has to solve before making life.

综述了其作为益生素、膳食纤维、活化因子、食疗剂等在食品工业中的应用，并对其应用前景作了展望。Its applications in food industry as prebiotic , dietary fiber, activating factor and dietary agent are reviewed. The prospect of its application is also discussed.

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这使得很多人主张，地球生命历史的起点是在富含核酸的汤里反复出现的——也就是RNA世界。另外一些人非常怀疑这一观点。This has led many to argue that the starting point for the history of life on Earth was the denovo emergence of the RNA world from a nucleotide-rich prebiotic soup.

RNA与蛋白质的原生系统，能逐步发展出复制其分子部件的能力。刚开始并不精致，但之后越来越有效率。A prebiotic system of RNAs and proteins could have gradually developed the ability to replicate its molecular parts, crudely at first but then ever more efficiently.

赫德说，在1958年的实验中，硫化氢的使用好像对于克利夫斯研究小组所发现的大量生物前化学物质的产生起到了关键作用。The presence of hydrogen sulfide in the 1958 experiment seems to have played a key role in producing the wealth of prebiotic chemicals Cleaves's group found, says Hud.