1·They breathe in air, then extract the oxygen and pass it into the bloodstream, where it's rushed off to the tissues and organs that require it to function.
他们吸入空气，然后把氧气提取出来并进入血液的流动中，被带到需要氧气来维持功能的组织和器官中。
2·We can extract mercury from cinnabar by heating it in air. We can also extract silver from silver oxide by heating.
我们可以在空气中把朱砂加热来提取汞。我们亦可以把氧化银加热来提取银。
3·Resistance: Containing sunflower extract and protective agent, it can reduce the injury of ultraviolet and the pollutant particle in the air, and postpone the skin ageing.
抵御： 含向日葵提取液， 防晒剂， 能减少紫外线， 空气中的污染物微粒对皮肤的伤害， 延缓皮肤老化。
4·Construction details vary from manufacturer to manufacturer, and depend on whether air or, more usually, water is being circulated through the collector to extract the heat absorbed.
具体的结构随着不同的生产厂商的不同而有所不同，主要依赖于空气或者更多的介质。通常，水通过集热器吸收热量而循环。
5·In 1867 James Clerk Maxwell, a British researcher, wondered if you could extract useful energy from thin air, in apparent contradiction to the second law of thermodynamics.
1867年，大不列颠研究员James Clerk Maxwell想知道能否从稀薄的空气里提炼出有用的能量。这明显与热力学第二定律相矛盾。
6·The breathing techniques used in yoga (pranayama) aid in removing toxins from the body, and allow the body to extract more oxygen from the air.
瑜伽的呼吸方法协助身体排除毒素，从空气中吸入更多氧气。
7·So the composite adsorbent can be desorbed by solar energy, and it is a kind of ideal adsorbent to extract water from air.
因此，可用太阳能加热解吸，是一种理想的取水用吸附剂。
8·Ultrasonic extraction was used to extract the gypenosides from fresh leaves sample(F), fixed sample(X), baked sample(B), air-dried sample(A) and dry tea sample(D) of Gynostemma pentaphyllum.
用超声法提取绞股蓝鲜叶样、杀青样、烘干样、风干样以及绞股蓝袋泡茶干茶样的总皂甙， 并测定其含量。
9·Like air filters, aftermarket air intakes have been proven to be able to improve performance, but having them installed correctly is crucial in order to extract maximum performance gains.
像空气过滤器、售后进气孔之后都已经被证明能够提高性能，但在正确安装是至关重要的，他们以谋取最大的性能收益。