Countries cannot have it both ways: the cost of a cleaner environment may sometimes be fewer jobs in dirty industries.
各国不能二者兼得：环境更为洁净的代价有可能是污染工业的减少。
It also shows that humans can sometimes be stronger than the forces of danger.
这也说明，人类有时候比危险的力量还要强大。
You will doubt and sometimes be a little bored, but you will be interested gradually.
你会表示怀疑，有时会觉得有点无聊，但渐渐地你会产生兴趣。
Humility can sometimes be confused with a lack of confidence.
谦逊有时会被误认为缺乏自信。
Having more choices does not necessarily mean more freedom because our life can sometimes be complicated by excessive choices.
有更多的选择不一定意味着有更多的自由，因为过多的选择有时候会让我们的生活变得复杂。
Young people have reported that for low-level conditions such as stress and anxiety, a clinical setting can sometimes be daunting.
年轻人表示，在有轻度症状的情况下，比如有压力和感到焦虑，临床环境有时会令人望而生畏。
The status quo can be problematic, since a change in the course of action can sometimes be important and lead to a positive outcome.
现状可能是有问题的，因为行动过程中作出改变有时很重要，并会带来积极的结果。
Chlorophyll, although exquisitely evolved to capture the energy of sunlight, can sometimes be overwhelmed by it, especially in situations of drought, low temperatures, or nutrient deficiency.
叶绿素虽然已经进化得极为精巧，能捕捉阳光中的能量，但有时也会应接不暇，特别是在干旱、低温或缺乏营养的情况下。
This may sometimes be simpler and more intuitive.
此方案有时可能较为简单直观。
It is rare, but mumps can sometimes be fatal.
罕见的是，腮腺炎有时是致命的。
Conceptually, caching can sometimes be confusing.
在概念方面，缓存有时可能会造成混淆。
Force will sometimes be necessary to confront threats.
有时候，武力是应对威胁的必要方式。
The value of one tulip bulb would sometimes be that of an entire house.
一个郁金香球茎的价值，有时是因为一个完整的房子。
Aesthetically shocked-yes; we may sometimes be that. But morally, no.
审美上受到震惊——是的，有时是这样，但道德上没有。
This can sometimes be confusing because of other uses of the term "cluster."
这有时候可能令人困惑，因为其他地方也存在术语 “集群”。
The research that leads to a Nobel Prize in physics can sometimes be a little obscure.
获得诺贝尔奖的研究有时候是有些模糊晦涩的。
I don't think anyone had told him that running long distances can sometimes be dull.
我想并没有任何人告诉他，有时长距离奔跑会令人感到无聊。
LIKE the birds or the beasts, musicians can sometimes be seers of tumultuous change.
音乐家就类同于鸟或走兽，他们时常能预言万变莫测的世界。
People who suffer from allergies can sometimes be given injections to help desensitize them.
患过敏反应的人有时可用注射针剂以帮助脱敏。
To be a human will sometimes be tedious in that the things happened were too similar .
做人有时很闷，因为发生的事太相似了。
Complications from gallbladder surgery can also sometimes be diagnosed and treated with ERCP.
ERCP有时还可以用来诊断和治疗胆囊手术的合并症。
The risk associated with employment can sometimes be managed more effectively using peos.
使用人力资源外包公司，可以更有效地管理就业中的风险。
Nonetheless, Mr.Pychyl enjoys Mr.Perry's approach and suggests it may sometimes be useful.
虽然如此，皮切尔先生仍旧赞赏佩里先生的方法并指出它在一些时候很有用。
What really excites researchers, though, is the idea that the Casimir effect may sometimes be repulsive.
但真正让研究人员兴奋不已的是卡西米尔效应有时可以被逆转为排斥作用。
Obviously such shop talk, particularly about a company's valuation, can sometimes be more art than science.
显然，收购谈判有时与其说是一门科学，不如说是一门艺术，涉及到某家公司的估值时更是如此。
And most people do gain, even if the improvement in their way of life can sometimes be hard to discern.
大多数人确实是有所获益，即使他们生活水平的提高有时并不易为我们所察觉。
Some symptoms we sometimes feel as a manifestation of the heart may sometimes be coming from the brain.
一些我们以为是心表现的症状其实来自大脑。
Some symptoms we sometimes feel as a manifestation of the heart may sometimes be coming from the brain.
一些我们以为是心表现的症状其实来自大脑。
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