Human facial expression recognition is a very important but also difficult subject.
人脸表情识别是模式识别中一个非常重要却十分复杂的课题。
To generate a wrapper manually is not only demanding, but also difficult to adapt to the complex changes.
人工式生成包装器不但需要高水平的人员完成，而且难以适应复杂的变化。
That's why the English names of Chinese dishes are so long. They are not only difficult to remember but also difficult to read.
这就是为什么中国菜的英文名就都比较长，这种菜名不但难记，而且点起来也绕嘴。
Its environment control is not only one of the key techniques in modern automatic control but also difficult to control the greenhouse climate.
温室环境调控是现代自控温室中最重要的关键技术之一，温室气候的建模是实现温室控制的关键。
As the basis of image analysis and understanding, image segmentation is one of the most basic but also difficult problems in the field of computer recognition.
作为图像分析与图像理解的基础，图像分割是计算机识别领域中最基本、也是最困难的问题之一。
It's not only clumsy but also difficult to comprehend. But the organization itself allows the use of such a term because the membership is based on customs territory instead of sovereignty.
这个名字不仅笨拙而且不好理解但是组织本身允许使用这样的名字，因为成员的资格是基于海关地区而非主权国家。
Not only are mothers not paid but also most of their boring or difficult work is unnoticed.
母亲们不仅得不到报酬，而且所干的乏味艰辛的活儿也很少被留意。
The language of kabuki is difficult to understand, but earphones are provided to explain the story, and there are also earphone services available in English.
歌舞伎中使用的语言很难理解，但是会提供耳机来解释故事的内容，还有英文解说服务。
However, we will never forget those difficult days, not only for the awful virus, but also for the efforts we made together and the lessons we learned.
然而，我们永远不会忘记那些艰难的日子，不仅是因为可怕的病毒，也因为我们共同作出的努力和吸取的教训。
Manually setting this information is not difficult, but also not ideal.
手动设置此信息并不是非常困难，但也不是非常理想。
It also underlines a difficult but fundamental issue.
这也将凸显出一个困难但基本的问题。
This is more difficult. You'll kick yourselves but you'll also think that I have cheated you.
这更加困难，你要斥责你自己,但你可能还会认为我骗了你。
The problems facing Libya are difficult, but it also enjoys significant advantages.
利比亚面临的问题是棘手的，但它也享受到重大优势。
But they also caution that it is a difficult and potentially dangerous process.
不过专家同时警告，这个过程会是困难的，而且可能有潜在危险。
But she also says it'll be difficult to enforce a ban on the use of her father's image in China.
但她也说，禁止在中国使用她父亲的肖像是有难度的。
Partly true, no doubt, but Mr. Stembridge also said software patents were far more difficult to obtain in Europe than in America.
在部分来说的确如此。但是Stembridge还说，要在欧洲获得软件专利比在美国更加困难。
Developing an application using SOA gives the application more deployment options, but also makes development more difficult. This is because SOA splits the application into two distinct parts.
使用SOA开发应用程序可提供更多的应用程序部署选项，但也使得开发工作变得越发困难。
Yes, sudo is a powerful tool, but it's also complex to configure well and difficult to maintain.
是的，sudo是个强大的工具，但是要配置好它不容易，而且难于维护。
There was indeed quite significant progress made in Copenhagen although it was also in many respects a difficult meeting, but it was quite an important meeting with real progress made.
哥本哈根（会议）确实取得了相当的进展，尽管它在许多方面也是一次困难的会议，但它是一个有真正进展的很重要的会议。
That's the beauty of this philosophy, but it's also a difficult transition.
这就是这个理论的美妙之处，但确实是一个艰难的转变。
I think predicting the future can be difficult, but also I have a dream about my future.
我想，预测未来是一件很困难的事，但我总是幻想下我的未来。
But the country's enigmatic, difficult to spot and little known species are also highly endangered.
但是，这个国家神秘的、罕见的和鲜为人知的物种也受到了威胁。
The bigger the circle of semantic interoperability is, the more reusable the result will be in the long run, but also more difficult to coordinate and reach consensus.
语义互操作性的范围越大，其成果的长远可重用性会越高，但是也更加难以协调和达成一致。
Experts say wild civets are the most discerning, but their droppings are also the most difficult to harvest.
专家说野生的麝香猫对咖啡豆的辨识能力最佳，但是他们的便便也同样相当难收集。
China is planning to install scores of such systems, not just where landings and take-offs are difficult but also at congested airports.
中国正计划不仅在降落起飞困难的机场，而且还在航班繁忙的机场安装几十套这种系统。
But it's also the most difficult and time consuming to construct.
但是构造该模型也是最困难和最耗时的。
Each is not only interesting from a purely theoretical perspective, but also aim to greatly simplify difficult tasks.
这些技术从单纯的技术角度来看非常有趣，而且都以简化某些困难的任务为目标。
But if that is too difficult for you you can also generate your own vCard online.
不过，如果你觉得这样子做太难，你可以在网上创立你自己的电子名片。
But if that is too difficult for you you can also generate your own vCard online.
不过，如果你觉得这样子做太难，你可以在网上创立你自己的电子名片。
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