Those rocks served as time capsules, preserving the material for unimaginable ages.

这些石头就像时间胶囊，将这些物质保存到难以想象的年代。

Our company contributes to a sustainable society by preserving these materials.

我们公司通过保存这些材料 为社会的可持续发展做出贡献。

Civil society actors such as the Syrian Archive have stepped in to download and preserve that material.

叙利亚档案馆等民间社会行为者已介入下载并保存该材料。

Cold,dry,and low oxygen conditions are perfect for preserving genetic material, By digging deep into the Arctic permafrost,researchers found 50,000 year old DNA,which they matched to the nutrient-rich plants found in the stomachs of woolly mammoths.

寒冷、干燥和低氧条件非常适合保存遗传物质，通过深入北极永久冻土层， 研究人员发现了 50, 000 年前的 DNA， 他们将其与猛犸象胃中富含营养的植物相匹配。

So we have embryos which have a very high quality - there's no inbreeding effect on these embryos, And it's so important to make the next step, to transfer these embryos, because we can preserve life - biological material - in liquid nitrogen.

所以我们的胚胎质量很高 —— 这些胚胎身上不会有近交效应。这对于下一步把这些胚胎转化来说非常重要，因为我们可以把生命体 —— 生物材料 —— 保存在液氮中。

Owing to the imbroglio over Wang Anshih's state capitalism and the heat and excitement of the political battles that extended through Su Tungpo's lifetime, the writers preserved the material for the period, including dialogues, in more than usual abundance.

由于王安石的国家资本新法引起的纠纷，和一直绵延苏东坡一生的政坛风波的扰攘不安，作家都保存了那一时代的资料，其中包括对话录，为量甚大。

Even today, though using orphans for them is now discouraged, the concept of vaccine-preservation chains lives on, with " cold chains" of refrigerators or freezers being employed routinely to preserve heat-sensitive material that is being moved from place to place.

即使在今天， 尽管现在不鼓励为他们使用孤儿，但疫苗保存链的概念仍然存在，冰箱或冰柜的“冷链” 经常被用来保存从一个地方转移到另一个地方的热敏材料。