The present invention has the advantages that the waterproof layer is free of damage and no condensing in the roof structure, and has high durability and extending service life.
本发明具有以下优点：防水层不易受到损伤、耐久性高、屋面结构内部不会结露，提高使用寿命。
As an antioxidant, lycopene protects cell structures and DNA against the nefarious effects of free radicals-small particles that damage healthy cells and allow tumor cells to develop.
作为抗氧化剂，番茄红素可以保护细胞结构和DNA远离自由基的影响——自由基是一种会破坏健康细胞、使癌细胞扩散的微粒。
Are we treating arthritis by suppressing the protective inflammation brought about by years of free radical damage?
我们是通过抑制自由基多年伤害带来的炎症来治疗关节炎吗？
Free radicals, linked to rapid aging, are highly reactive with other molecules, including vital DNA and proteins, the destruction of which can damage or kill cells.
与迅速衰老相关联的自由基很容易与包括维持生命所必需的DNA和蛋白质发生反应，而破坏这些DNA和蛋白质，就可能会损伤或杀死细胞。
These commitments were essential to arresting the free fall in global economic activity and averting much greater damage to the livelihoods of hundreds of millions of people around the world.
这些承诺对于遏制全球经济活动的急剧下滑，避免全世界亿万人民的生计受到更大的损害，都是不可或缺的。
Smoking may damage the lens of the eye by leading to the formation of chemicals called free radicals.
吸烟的过程会产生一种叫做自由基的化学物质，从而损伤眼内的晶体。
The ORAC value is a measure of the capacity of the product to subdue free radicals that damage cells.
氧自由基吸收价值是衡量产品对抗自由基损害细胞的能力。
It contains chemicals called polyphenols that reduce the presence of free radicals, which cause cell and DNA damage.
他富含一种叫做多酚的化学物质，其可以减少自由基从而降低细胞和DNA损害。
After determining the cause of hearing loss, the researchers combed through published literature to see what kind of intervention might stave off free radical damage.
研究了听力衰退的成因之后，研究者们梳理已发表的文章，以期找出可能避免自由基损伤的方法。
"Free radicals — like the kind formed from sun exposure — damage the membrane of skin cells, potentially allowing damage to the DNA of that cell," says Heller.
“自由基(比如由阳光照射而形成的粒子)会损害皮肤细胞膜，更会对细胞DNA构成潜在的威胁。”Heller说。
If the stress of aging or disease increases sufficiently, he said, the damage caused by the free radicals might overwhelm their positive effects.
如果衰老或疾病过程中的应激大幅增加的话，自由基的破坏作用可能就会大于其积极作用。
Based on previous research, the researchers hypothesized that radiation from phones would accelerate progression of the disease be-cause other types of radiation cause free radical damage.
根据以往的研究，研究人员推测，手机辐射会加速疾病的进展，因为其他类型的辐射都会造成自由基损伤。
This nasty free radical causes structural damage to your cells, and such damage is thought to be one of the primary causes of cancer.
这讨厌的自由基会导致你细胞的结构性破坏，这种损害被认为是患癌症主要原因之一。
High levels of free radicals can damage cells, including those in the lens of the eye.
高浓度的自由基会损伤包括晶状体细胞在内的各种细胞。
So, again, we must look at the lifestyle and diet of the patient to discover why their body is failing to control the formation, liberation and damage caused by free radicals.
所以，再次强调，我们必须了解病人的饮食和生活习惯，来找到他们身体为什么对自由基导致的损害控制失败的原因。
Researchers know that unstable molecules called free radicals can damage your cells' DNA, upping the risk of cancer.
研究者知道被称为自由基的不稳定分子能破坏你的细胞dna，增加得癌症的概率。
"Maybe the reason why free radicals and aging are correlated is because free radical production in the mitochondria (part of the cell) is a stress reaction to the damage of aging," Hekimi said.
海克米说：“人们之所以把自由基和衰老联系在一起，可能是因为自由基在线粒体(细胞的一部分)中产生是人体对衰老的应激反应。”
The landslides, collapse of stores, free roaming animals and subsequent rains caused further crop damage of around 30-75 percent, according to the FAO assessment.
据粮农组织的评估，土地滑坡、仓库倒塌、家畜游荡、随后大雨，这一切造成了作物进一步受损大约30- 75%。
Scientists at the University of Kuwait were interested in finding out whether garlic could reduce free radical damage.
科威特大学的科学家们，致力于寻找大蒜是否能减少自由基受损。
As stated earlier, degenerative illness is a function of free radical damage to our cells over time.
如前所述，退化性疾病由于自由基持续对我们细胞的损害。
We may disagree on certain issues, yet we should properly resolve our differences in a spirit of mutual-respect to ensure our bilateral relations free of any damage.
两国对一些问题有不同看法，应本着相互尊重的态度妥善解决，避免对双边关系造成损害。
Keeping clothes insect-free (and therefore damage-free) also requires covering them for the duration of storage.
将衣物存放在无虫（无损害）的地方，也需要在存放的过程中，将衣物覆盖住。
I believe they can prevent permanent damage caused by free radicals (oxidative stress) and increase the possibilities of a good recovery in the future.
我相信他们可以防止自由基氧化应激造成永久性的损害，恢复良好的可能性，并在未来增加。
An overview on the development of oxidative stress and damage from the free radicals, and the defenses systems for antioxidation.
该文对自由基所引起的氧化胁迫和伤害，以及各种抗氧化防御系统进展，作一综述。
Antioxidants are nutrients that reduce the risk of cell damage attributed to free radicals.
抗氧化剂是营养物质，减少细胞损伤的风险归结为自由基。
This newspaper story could damage their reputation; conversely, it will give them a lot of free publicity.
报纸上的这篇报道有可能损害他们的名誉，不过从另一方面来看，它将为他们做大量的免费宣传。
When they do get out of control, free radicals can cause the sort of damage characteristic of ageing cells, including broken DNA and misformed proteins.
一旦自由基真的不受控制，它们就可以引起衰老细胞特有的那种损害，包括受损的DNA与变形的蛋白质。
When they do get out of control, free radicals can cause the sort of damage characteristic of ageing cells, including broken DNA and misformed proteins.
一旦自由基真的不受控制，它们就可以引起衰老细胞特有的那种损害，包括受损的DNA与变形的蛋白质。
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