Although it is challenging to work in Antarctica, scientists' passion to learn about this mysterious land will never end.
虽然在南极洲工作极具挑战性，但科学家们对这片神秘土地的热情永不停歇。
As a developer with deadlines to meet and functionality to deliver it is challenging to keep reuse as a priority.
开发人员要在最后期限内满足需求、交付功能，同时还要优先保证重用就非常难了。
It is challenging to monitor the performance of your servers using a Beta release, because Beta releases often have a lot of debugging code activated that slows down the server.
使用Beta发布版监控服务器的性能是一个挑战，因为Beta发布版带来大量调试代码，从而降低了服务器的速度。
Especially in situations where the platform is product-driven, it is challenging to create a balance between the stability of the platform and the flexibility to accept change often.
特别在产品驱动开发平台的情况下，要在平台的稳定性与保持变化的灵活性之间取得平衡很具有挑战性。
How challenging is it to teach people to use sonar?
教人们使用声纳有多难？
It is important to exercise your brain by completing puzzles or challenging the brain by reading a difficult classic novel.
通过完成拼图游戏或读一部经典小说来挑战锻炼你的大脑是很重要的。
Adapting an agile process in a company with history is more challenging, but it can be done if there are clear benefits to it.
在具有一定历史的公司中采用敏捷流程更具有挑战性，但是如果存在这样做的明显好处，也是可以实现的。
It is also challenging to tune releases to what is manageable by operations, business users and administrators.
将发布调整为运营、业务用户和管理员所能管理的单元同样也具有挑战性。
One of the most challenging things to explain to many IT managers is why some vendors are not interested in allowing organizations to use high-level abstractions.
最有挑战性的问题之一就是向很多it管理者解释为何一些厂商不支持企业使用高层抽象。
Everyone who's ever tried to lose weight has found it challenging. When you slip up, the best idea is to get right back on track and don't look back.
每个减肥的人都知道这是一个挑战，如果你疏忽一次，最好的办法是忘记它，走回正轨不要回头看。
It is a significant exporter to, and banker for, the us. (Challenging the dominance of Boeing and Airbus, it just this week signed a contract to sell up to 25 regional jetliners to General Electric.)
对美国来说，它是重要的出口商和银行庄家(该国已在挑战波音和空客的地位，本周他们签署一项合同，向通用电气出售25架支线飞机)。
As the name implies, pigeon is an awkward pose, and it happens to be the most challenging for me.
顾名思义，鸽子式是一个很棘手的姿势，它对于我来说是最有挑战性的。
But cloning is ill-suited to species conservation, since it is a technically challenging process that often results in sick or deformed animals.
但是克隆不适合物种保护，因为它是一个技术上的挑战过程，往往导致生病或畸形的动物。
If your work is either too challenging or not challenging enough, it is likely to become miserable for you.
无论你的工作是过于富有挑战性还是不够有挑战性，都可能使之变得痛苦。
It is a challenging proposition to sell a non-standard ad format with an unknown brand.
通过一个不知名的品牌销售一个非标准形式的广告，这是一个挑战。
Complying with multiple standards and mandates is challenging because each set of requirements has a different purpose and USES different terminology to specify it.
按照多个标准和规定去做是很困难的，因为每组需求有不同的目的并用不同的术语进行描述。
It is the "most exceptional and challenging incident" the force has ever had to deal with, it said in a statement.
这是警察有史以来面对的“最特例和最具挑战性的事件”，一项声明中如是说。
It is easier to train an engineer in business, however, training a business person in engineering can be challenging.
训练一个工程师来从事商务更为容易，而训练一个商务人士在做工程则是很有挑战性的。
This, it turns out, is obvious in theory but devilishly challenging to show in reality.
这一点在理论上显而易见，但事实证明，在现实中这非常具有挑战性。
Working with it consultants is an important part of the job and can be one of the more challenging things to manage.
跟IT顾问打交道是我们工作中非常重要的一部分，也是一项非常有挑战性的事情。
The only downside is that sometimes, there are subtleties that are left out but I also know how challenging it is to convey complex topics in limited space.
但有时也并不总是有效，有些微妙之处给遗漏了，但我仍知道在有限的空间谈论这些敏感话题是多么有难度。
However, it is still challenging to read the content because it is not formatted.
然而，由于这些内容还没有格式化，所以阅读起来仍然有些问题。
As we discover, this is a challenging question to answer - but we'll give it a shot here, using the attempts of others to guide us.
正如我们所发现的那样，回答这一问题很具挑战性——不过我们会在这里给出一个简短的答案，使用其他人的一些尝试来指引我们做出回答。
And while survival rates have steadily increased for melonomas detected early, it is an extremely challenging disease to treat in late stages.
虽然早期检查出病症的存活率稳步上升，但是黑素瘤到了晚期则是相当棘手的顽症。
Scaling a private business profitably is very challenging and it is a relatively recent phenomenon in Asia to have companies privately backed needing to manage such growth.
提高私营企业利润是一件很有挑战的事情，而且在亚洲，对于私营企业而言，管理如此迅速的增长也是最近才出现的新事物。
Scaling a private business profitably is very challenging and it is a relatively recent phenomenon in Asia to have companies privately backed needing to manage such growth.
提高私营企业利润是一件很有挑战的事情，而且在亚洲，对于私营企业而言，管理如此迅速的增长也是最近才出现的新事物。
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