Even without the problem of regional differences, rocks present a difficulty as unique time markers.
即使没有区域差异的问题，岩石作为独特的时间标记也是一个难题。
If you have difficulty answering a question, leave it and move on to the next one—don't spend time tying yourself in mental knots over each question.
如果你回答一个问题时有困难，那就别管它，继续下一个——不要把时间都花在考虑一个问题上。
We need to stop blaming poverty, parents or the home environment for the difficulty a child has in learning.
我们不应因孩子在学习上有困难而去谴责贫穷、父母和家庭环境。
If you find it hard to stop thinking about the pain or difficulty a challenge may cause you, remember that you don't have to listen to your thoughts.
当你觉得放弃思量一个挑战是否会给你带来痛苦和困难是件不易的事情，记住，你并不需要听取你的想法。
If you experience difficulty with the superglue not creating a bond with dry wood, moisten the surfaces with water.
如果你用强力胶难以粘上干燥的木头，就用水润湿木头表面。
Sometimes it's only when a difficulty is removed that we realise what it was doing for us.
有时候，只有当困难被克服了，我们才会意识到它为我们做了什么。
Many students have difficulty in delivering a speech in public, but they can overcome it through training.
很多学生觉得当众发表演讲很困难，但通过训练他们可以克服这一问题。
Hugging "is a marker of intimacy and helps generate the feeling that others are there to help in the face of difficulty."
拥抱是“亲密的标志，它帮助自己在面对困难时产生别人会伸出援手的感觉”。
In Type 3 situations, there are few alternatives, but the ability to switch without difficulty creates a threat that companies can use to negotiate concessions from existing suppliers.
在第三种情况下，几乎没有其他选择，但毫无困难地转换的能力造成了一种威胁，企业可以利用这种威胁与现有供应商谈判让步。
The difficulty of a problem was defined in terms of how long it took to complete.
问题的难易度是以解决这个问题所花时间的长短而定的。
He started humming a tune, then interpolated the odd word as though having difficulty remembering.
他开始哼起一个曲调，尽管记得不太清楚，他又插入了几个词。
Nevertheless one is forced to recognize that in times of financial difficulty the university has a duty to decide where money can be saved.
然而，人们不得不承认，在经济困难时期，大学有责任决定在何处省钱。
Attempts to identify New Guinean's hunter-gatherers face the well-known difficulty of defining what constitutes a hunter-gather group.
试图确定新几内亚的狩猎者和采集者面临着一个众所周知的难题：界定什么是狩猎者-采集者群体。
If you don't learn something useful now, you will have difficulty finding a job in the future.
如果你现在不学点有用的东西，将来找工作就会很困难。
Kolkata, a resident told me, "has difficulty letting go." One day a city official handed me a report from the municipal government laying out options for how rickshaw pullers might be rehabilitated.
加尔各答的一位居民告诉我：“很难放手。”一天，一位市政府官员给了我一份市政府的报告，上面列出了如何改造人力车夫的方案。
He seems to have difficulty making friends, and he only has a few friends online.
他似乎很难交到朋友，而且他在网上只有少数的几个朋友。
Xiaofan, a smart boy from Shenzhen, used to have difficulty in getting up on time, and his alarm clock was of no use at all.
小凡，一个来自深圳的聪明男孩，曾经很难按时起床，他的闹钟根本没用。
While a few countries are making major strides in this regard, the majority are having great difficulty even stemming the rate of increase, let alone reversing it.
虽然一些国家在这方面取得了显著的成果，但大多数国家就连降低（碳排放的）增长率都很难，更别说减排了。
A push factor can be as simple and mild a matter as difficulty in finding a suitable job, or as traumatic as war, or severe famine.
推动因素可以是简单而轻微的事情，比如找不到合适的工作，也可以是创伤性的事情，比如战争或严重的饥荒。
If you're facing a personal difficulty, imagine yourself as a wise family member.
如果你遇到一些个人困难，把自己想象成一个聪明的家庭成员。
Helping someone who has difficulty climbing stairs is a good way to start.
去帮助那些上楼梯有困难的人会是一个很好的开始。
Consequently, people who do not talk very easily may be incorrectly understood as being less agreeable than those who have no difficulty keeping up a conversation.
因此，那些说话不太容易的人可能会被误解为比那些很容易就能保持对话的人更难相处。
Experts said the difficulty of sending the probe into orbit was equal to hitting a small ball from Paris and landing it in a hole in Tokyo.
专家表示，将探测器送入轨道的难度堪比于从巴黎击出一个小球，然后让它落在东京的一个洞里。
Whenever they encountered difficulty, they posted a message to the appropriate newsgroup and received prompt responses.
只要他们遇到困难，他们就向适当的新闻组发送消息并接收到提示回答。
Finding the funny side of a difficulty, an irritation or a troublesome problem can be one of the most creative and effective things we can do.
发现困难的好笑面，令人恼火的或麻烦的事也许会成为最具创意而有效的事情。
Moreover, you could estimate the difficulty of a given item and place it on a page with a particular factor.
另外，你可以估算学习条目的难度，进而把它放在使用特定递增因子的内容页里。 显然，在做这些事情之前你需要有很多的经验。
Dyslexia manifests itself as a difficulty with a highly unnatural activity: reading.
阅读障碍被认为是一种阅读困难，而阅读是一种高度非自然的活动。
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