The results of a growing number of studies suggest that even a modest vitamin shortfall can be harmful to your health.
越来越多的研究结果表明，即使是轻微的维生素缺乏也会对健康有害。
Yet appearances can deceive, ecologists caution, and many of these exotics may be considered acceptable only because no one has documented their harmful effects.
然而，生态学家警告说，这些表象可能并不是真的；而且，这些外来物种中有许多可能被认为是可接受的，只是因为没有人记载过它们的有害影响。
Attracting numbers of birds continually to the same spot can be harmful to them, particularly species that pick food from the ground contaminated by the droppings of other birds.
持续吸引大量的鸟类到同一地点对它们来说是有害的，尤其是那些在被其他鸟类粪便污染的土地上觅食的鸟类。
Appearances can deceive, ecologists caution, and many of these exotics may be considered acceptable only because no one has documented their harmful effects.
生态学家警告说，外表可能具有欺骗性，而且这些外来物种中可能有许多是为人接受的，只是因为没有人记载过其有害影响。
Hours of watching the mobile phones can be harmful to their eyes and cause students to sleep less.
长时间看手机对眼睛有害，也会导致学生睡眠不足。
But the decline of newspapers will not be as harmful to society as some fear.
但是，报纸的衰裙并不会像一些人所担心的那样对社会造成极大危害。
One sign of addiction is using a substance even when it’s known to be harmful.
成瘾的一个迹象就是即使我们知道它有害，但还是会继续实用它。
Whether EMFs are harmful or not, a break in the countryside, without the cellphone, would probably be good for all of us.
不管电磁辐射有害与否。远离手机，去乡间度假，这或许对我们来说是很有益处的。
A cosmic gamma-ray burst striking the Earth could be harmful to ocean plankton at depths of up to 75 m, according to a team of Cuban researchers.
根据古巴一个团队的研究结果，一次袭击地球的宇宙中伽马射线爆，对于深至75米的浮游生物仍然是有害的。
I will evaluate everything in terms of whether it might be harmful or helpful to our effort to deal with the crisis we face now.
我将对所有的方案加以评估，判断各种方案对解决我们目前面对的这场危机究竟有害还是有利。
What is harmful or disastrous to an individual must be equally harmful or disastrous to the collection of individuals that make up a nation.
通常对个人而言是有害和灾难性的事情对于构成民族的个人们而言同样也是有害和灾难性的。
These effectsare all reasons why special attention has to be given to reducing the rate oflong-term unemployment, and mitigating some of its harmful effects.
这些影响就是为什么要特别关注减少长期失业并且缓和其造成的有害影响的所有原因。
Taking supplements is not proven to be as effective as a healthy diet in reducing the risk of cancer, and some supplements have been shown to be harmful in other ways.
服用补充剂被证明在降低癌症方面，没有健康饮食那么有效，而且一些补充剂在其他方面表明是有害的。
There needs to be more research on the harmful impact of tobacco; precise monitoring of the prevalence of tobacco use; and criteria need to be developed for evaluating tobacco control.
需要就烟草的有害影响开展更多的研究；准确监测烟草使用流行率；以及制定烟草控制评价标准。
The study found about 50 percent of the shrimp the FDA tested after the BP spill had harmful carbon levels exceeding the level of risk deemed by the group to be safe for pregnant women.
研究发现，受BP漏油事故影响且经FDA检测的虾类产品中有大约50%产品的有害碳物质含量超出了该组织视为对怀孕妇女安全构成危险的控制临界值。
But we know that hazardous chemicals are used in plastics, and some of those plastics will leach chemicals that may be harmful to our health, and we don't know the full extent of that.
但我们知道有害的化学物质被用于塑料中，有些会浸出有害物质危害我们的健康，而且对这些情况我们并非完全了解。
Fortunately, these disease share a limited number of risk factors linked to behaviours that can be modified: tobacco use, improper diet, lack of physical activity, and the harmful use of alcohol.
幸运的是，这些疾病共同涉及与可以改变的行为相关联的一些为数有限的风险因素：烟草使用、不恰当饮食、缺乏运动和酒精的有害使用。
Continue to maintain the exercise to avoid bodily functions aging, the disease could be avoided so as to avoid excessive intake of harmful substances and unhealthy food.
不断的保持锻炼，避免身体机能老化，避免可能的疾病，避免摄取过多的有害物质和不健康的食品。
And in our culture of quick wins and instant gratification, failure can be harmful — or even fatal — to your career.
而在我们急功近利的文化中，对您的职业生涯来说，失败会产生不利影响，或者甚至是致命的。
Recent research done at the University of Texas has shown that staying indoors may actually be more harmful to one's health than being outdoors even in smoggy cities.
最近德州大学所做的研究显示，即使是在烟雾弥漫的城市里，待在室内可能比待在户外对个人健康的危害更大。
The mechanisms are unclear, but it may be that skin is more susceptible to the harmful effects of UV radiation during childhood.
具体机制尚不清楚，但有可能是因为儿童期皮肤较易受到紫外线辐射的有害影响。
Bellieni pointed out the power of television was strong and it could be harmful for children if it was stronger than the force made by the mother to distract children.
伯利尼指出电视的力量是很强大的。如果它强于母亲转移孩子疼痛的力量时，它就可能对孩子们有害了。
Studies have shown that high levels of iron can be harmful to the heart and arteries. Men, over age 20, who have higher levels of stored iron had higher levels of cardiovascular disease.
研究表明，高水平的铁含量对心脏和动脉产生有害作用，其中对有高水平铁储存含量超过20岁的男性有更高的心血管疾病患病率。
While most over-the-counter herbal supplements are perfectly safe, some of the pills you may be taking could be harmful to your health.
尽管大部分的非处方药草补充剂都是十分安全的，但也有一些药剂服用的话可能会存在副作用。
You will be addressing components of the response to NCDs in your items on urbanization and the harmful use of alcohol.
你们将在城市化和有害使用酒精项目下处理慢性非传染性疾病应对之道。
It also prevents exposure of the feet to harmful creatures lying around us, be it plants, animals or parasites.
同时，穿上鞋我们的脚就不会和地上危险的生物直接接触，包括植物、动物还有寄生虫。
Moreover, even the appearance of ageing can be harmful.
而且，即使出现衰老也会对人不利。
Radioactive smoke landing on crops... even 150km or more from the fire can create such concentrations of radiation in food it will be harmful to eat.
放射性的烟雾会附着在农作物上……火灾甚至能在150公里开外对食物产生这种辐射浓聚物以至不利于食用。
Wu Heng said all of us will be eventually killed by these harmful foods unless everyone steps forward and speaks out.
吴恒称，除非每个人站出来大胆地说，不然最后每个人都会死于这些有毒食品。
Wu Heng said all of us will be eventually killed by these harmful foods unless everyone steps forward and speaks out.
吴恒称，除非每个人站出来大胆地说，不然最后每个人都会死于这些有毒食品。
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