失业对我国的经济起着破坏作用。
由于苯酚对人体有刺激性作用，它基本上已不再被当作常用的防腐剂了。
Because of its irritating effect on humans, the use of phenol as a general antiseptic has been largely discontinued.
蚂蚁还吃嫩叶顶端的黄色结构：这些结构富含蛋白质，除了吸引蚂蚁外似乎对树没有作用。
The ants also eat yellow structures at the tip of leaflets: these are protein rich and seem to have no function for the tree except to attract ants.
蚂蚁还吃小叶顶端的黄色组织：这些结构富含蛋白质，除了吸引蚂蚁外，似乎对树没有任何其他作用。
The ants also eat yellow structures at the tip of leaflets: these are protein-rich and seem to have no function for the tree except to attract ants.
锻炼是对长期保持体重有积极作用的少数因素之一。
Exercise is one of the few factors with a positive role in long-term maintenance of body weight.
他对恢复玛格里特艺术家的名誉起了重要的作用。
He played a major role in rehabilitating Magritte as an artist.
这种假设对增加社会对离婚的接纳起了相当大的作用。
This assumption played a considerable part in increasing the social acceptability of divorce.
通货膨胀因其对收入分配的反作用而被认为是不利的。
Inflation is considered to be undesirable because of its adverse effects on income distribution.
这家公司保证供货质优价廉的承诺对它的成功起了决定性的作用。
The company's commitment to providing quality at a reasonable price has been vital to its success.
基督在这里的角色是一个哑巴，一个婴儿，我认为，他对弥尔顿起到了很重要的作用。
In his role here as a mute, as an infant, Christ is serving, I think, an important function for Milton.
即使做了这样的研究，也只能证明我们对快速眼动睡眠作用的理解，而不是一般的睡眠。
Even if such studies were done, they could only clarify our understanding of the role of REM sleep, not sleep in general.
他发现这种细菌对小鼠的作用与抗抑郁药物的作用相似。
He found the bacterium had a similar effect on the mice as an anti-depressive drug might.
我们使用的化妆品不但使我们对自己看上去的样子感觉更好，也对我们的健康起着积极的作用，即使我们对此并不知情。
The cosmetics that we use to make us feel better about the way we look have also had a positive impact on our health, without us even knowing.
旅游业不仅对世界经济产生了深远的影响，而且由于旅游的教育作用和对就业的影响，也对社会本身产生了深远的影响。
Tourism has a profound impact both on the world economy and, because of the educative effect of travel and the effects on employment, on society itself.
女生更有可能经常发言，并对课堂有重要的促进作用。
Girls are more likely to speak up frequently and make significant contributions to classes.
现在研究人员认为他们至少知道了一些在早期发育中对形态起决定作用的分子。
Now investigators think they know at least some of the molecules that act as morphogenetic determinants in early development.
"只有当嗅觉能力因为某种原因受到损害时，我们才开始明白嗅觉对健康的重要作用。
It is only when the faculty of smell is impaired for some reason that we begin to realise the essential role the sense of smell plays in our sense of well-being.
诸如此类的问题意味着对嗅觉心理学的兴趣将不可避免地对研究人员起着越来越重要的作用。
Questions like these mean that interest in the psychology of smell is inevitably set to play an increasingly important role for researchers.
我意识到我们应该研究食物糜烂后滋生的细菌，但是食物包装应该起到了很大的作用，对吧？
I realize we're supposed to research food-born bacteria, but food packaging must play a role in all of that, right?
由于这是一种新的作用机制，这些化合物对多种耐药变体具有
Since it is a new mechanism of action, these compounds are active against multi-drug resistant variants.
对我来说，最终稍稍起决定性作用的是，这里的人们实际上跟我交谈了。
Sort of what tipped the scales for me was that like, people here actually talked to me.
当你将工作视为完整人生经历的一部分时，就会轻易地发现，在某一方面取得的成功往往对另一方面起着促进作用。
When you think of work as part of a full life and a complete experience, it becomes easier to see that success in one aspect often supports another.
这是引力与行星的相互作用，对吧？
矮树丛对我的下跌起到了缓冲作用。
另一个作用是保护——这也不像以前那么重要了，但是毛发仍然对身体的某些部位有好处，比如头部和眼睛周围。
The other is for protection—and again this isn't as significant as it was once, but hair does still benefit areas of the body such as the head and around the eyes.
尤其是分子美食学，它是一门相对较新的学科，依赖于对香气作用机制的理解，从而最大限度地利用香气。
The relatively new discipline of molecular gastronomy, especially, relies on understanding the mechanics of aroma to manipulate flavor for maximum impact.
这种农业生产方式对食用农产品的改良作用，要说有的话，也是微乎其微的（尽管一些生产商说他们的鸡蛋含有更多的蛋白质）。
Such farming also brings minimal, if any, improvement to the food products (though some producers say their eggs have more protein).
巨噬细胞是在小鼠和其他哺乳动物的免疫系统对细菌等侵入性生物的反应中发挥作用的细胞。
Macrophages are cells that play a role in the response of the immune system of mice and other mammals to invasive organisms such as bacteria.
到二十世纪初，科学家们认为，在更新世期间，有四次不同的冰川作用对北美和欧洲产生了影响。
By the early part of the twentieth century, scientists believed that four distinct glaciations had affected North America and Europe during the Pleistocene epoch.
我们尤其可以从这个工具对当时妇女生活起到的作用中看到它们的社会影响。
One way in particular that we can see the social impact of this instrument is its role in the lives of women of the time.
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