科学家们不知道有多少噪音以及何种噪音对海洋动物有害。
Scientists do not know how much and what kinds of noises are harmful to ocean animals.
有一天，我读到了一本名为《慢的崇拜》的书，意识到忙碌不仅有害，还有把生活变成一场无休止的赛跑的危险。
One day, I came across a book called In Praise of Slowness and realized that being busy is not only detrimental, but also has the danger of turning life into an endless race.
她的神经官能症对化学药品有反应，这让她总是幻想药品对自己有害。
She had a neurosis about chemicals and imagined them everywhere doing her harm.
然后，有一天，我读到了一本名为《慢活哲学》的书，意识到忙碌不仅有害，而且有把生活变成一场无休止的赛跑的风险。
Then, one day, I came across a book called In Praise of Slowness and realized that being busy is not only detrimental, but also has the danger of turning life into an endless race.
虽然毫无疑问，持续的压力是有害的。但有几项研究表明，在具有挑战性的情况下，如果你能够迎难而上，可能对你有好处。
While there's no question that continuous stress is harmful, several studies suggest that challenging situations in which you're able to rise to the occasion can be good for you.
即使存在限制，一些有创意的开发人员也有可能将立方体卫星技术往有害的方向发展。
Even with constraints, it is possible for some creative developers to take the CubeSat technology in directions that result in harmful outcomes.
限制那些有足够天赋、即使睡眠少于平均值却能很好地工作和娱乐的人会阻碍我们的发展，这将是一件憾事，如果这确实对他们没有害处的话。
It would be a pity to retard our development by holding back those people who are gifted enough to work and play well with less than the average amount of sleep, if indeed it does them no harm.
恶意或有害的谎言的行为与诽谤的行为有相似之处。
The action of malicious or injurious falsehood has similarities to an action for libel.
“我们有足够的理由作出长期的生气有害健康这个结论，”他说。
"We have ample reason to conclude that chronic anger is bad for us," he said.
很多化妆品都声称有防晒成分阻挡有害射线，但实际上它们远远不够用来防止皮肤损伤。
Lots of makeup claims to have sunscreens that block harmful rays, but it's probably not enough to ward off skin damage.
许多国家认识到有害使用酒精引起的严重公共卫生问题并已采取步骤防止出现健康和社会负担以及治疗有医疗需求的人。
Many countries recognize the serious public health problems caused by the harmful use of alcohol and have taken steps to prevent the health and social burdens and treat those in need of care.
这些疾病有四个共同危险因素：烟草使用、缺乏运动、有害使用酒精以及不健康饮食。
They share four risk factors: tobacco use, physical inactivity, the harmful use of alcohol and unhealthy diets.
这里有很多其他实验中得出的证据表明，高水平的维生素D也同样有害。
There is some evidence from other studies that high levels of vitamin D are also harmful.
答：有害使用酒精对于公共卫生有重大影响。
A: Harmful use of alcohol has a major impact on public health.
由于在发酵过程中产生的乳酸菌抑制了有害菌的生长，所以泡菜有抗生素作用。
Kimchi has antibiotic functions as lactic acid bacteria produced in the process of fermentation suppresses growth of harmful bacteria.
火葬向大气排放的有害物质有：二恶英、水银蒸汽(如果死者有假牙的话)、盐酸、二氧化碳和二氧化硫。
Cremation puts harmful gasses into the air including dioxins, mercury vapor from dental fillings, hydrochloric acid, carbon dioxide and sulfur dioxide.
人们经常寻找相似处，不管两个事物有多么不同，即便这样做没有意义或是有害的。
People often look for similarities, even between very different things, and even when it is unhelpful or harmful to do so.
健康的肠道中，有害的病菌和益生菌之间有一个良好的平衡。
A healthy gut has a good balance between harmful and 'friendly' bacteria.
“甚至一个有害的筛查都能够表现出是有帮助的，”DrKramer说。
“Even a harmful screening test could appear on the surface as a helpful test, ” Dr. Kramer said.
如Shragai发现的那样，胆固醇在蛋白质塑造的身体里有不同形式，只有少部分可能有害。
Cholesterol, as Shragai found out, is packaged by the body in envelopes of protein, and only some of these packages are potentially harmful.
因此当你油炸、烘烤、烧烤或者炒土豆时，有可能会产生有害的致癌物。
So when you fry, bake, grill, or roast potatoes you could be generating potentially harmful carcinogens.
如果肥胖对我们这么有害——毫无疑问它确实有害——那么为什么有那么多的人容易受到多余脂肪层层累积的影响呢？
If obesity is so bad for us — and there is no question itis — then why are so many people susceptible to layering on excess fat?
那些真正有害的突变有消失的趋向，因为有这样突变的人常常不能活足够的时间让它们继续遗传。
Really bad mutations tend to disappear because the people who have them frequently don't live long enough to pass them on.
那些真正有害的突变有消失的趋向，因为有这样突变的人常常不能活足够的时间让它们继续遗传。
Really bad mutations tend to disappear, because the people who have them frequently don't live long enough to pass them on.
而松茂的底片内容是如此有害，以至于他有二十天都找不到地方冲洗它们。后来他甚至不得不趁着夜色到室外冲洗，并在小溪里完成水洗。
For Matsushige himself, his films were so toxic that he was unable to develop them for twenty days, and even then had to do so at night and in the open, rinsing it in a stream.
许多有害的或者有争议的污染物也未计算在内——比如说二氧化碳和小颗粒排放，或者其污染数据未公之于众——比如说臭氧层的破坏程度。
Many harmful or controversial forms of pollution are either not measured - as is the case for carbon dioxide and small particle emissions - or the data is not made public, as is the case for ozone.
几项一连串证据表明有“生理上的不活跃期”：当你长时间坐着，你的身体实际上正在做对你有害的事。
Several strands of evidence suggest that there's a "physiology of inactivity" : that when you spend long periods sitting, your body actually does things that are bad for you.
有人在报刊上写文章讲吸烟有害，我认为，这是危言耸听，有逆反心理。
Some people dwelled on the harmfulness of smoking in articles published in newspaper or magazines.
但我发现这种想法有那么点儿令人鼓舞：一点健康的竞争对谁都没有害处。
But I find the idea faintly encouraging: a little healthy competition never did anyone any harm.
但我发现这种想法有那么点儿令人鼓舞：一点健康的竞争对谁都没有害处。
But I find the idea faintly encouraging: a little healthy competition never did anyone any harm.
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