If you are talking about a subject you know well, as I've just advised, prepared, preparing the speech itself should not be too difficult.
如果你正在谈论一个你很熟悉的话题，就像我刚才建议的，做好准备；准备演讲本身应该不是太难。
In other words, it would be difficult for a software application to know exactly what it is you are collecting if you just say "address."
换句话说，如果您只是说要收集“地址”，那么一个软件应用程序难以准确地了解您要收集的究竟是什么。
Just know, that it is enough sometimes to know that it is difficult.
有时候知道难就够了。
But missile attacks on ships are rare, so it is difficult to know just how safe a ship really is-especially if an attacker launches a dozen or so missiles at once.
但舰船受到导弹攻击的案例非常少，因此很难判断一条战舰躲过导弹攻击的劫数有多大，特别是在攻击者一次发射十多枚导弹的情况下。
It is difficult to know what other analysts think, since Mr. George is just about the only one who still covers Fannie Mae's stock.
很难知道其他分析师是怎么想的，因为乔治先生几乎是唯一一个还在关注房利美股票的分析师了。
It is difficult to know what other analysts think, since Mr.George is just about the only one who still covers Fannie Mae's stock.
很难知道其他分析师是怎么想的，因为乔治先生几乎是唯一一个还在关注房利美股票的分析师了。
With the media's spotlight cloaked, it's difficult to know even if the events surrounding the mayor were true or just rumors.
在媒体的聚光灯外衣下，人们很难知道周围发生的事件是真的，还仅仅是谣言。
All long distance runners know that the mental challenges of running and racing can be just as difficult, and sometimes even harder, than the physical tests.
所有的长跑选手都知道，跑步或赛跑的心理挑战不亚于、有时甚至于超过其生理挑战。
I don't know why, but I just long Ed to stand by his side. Grandpa is hard of hearing as well as our communication problem which made it difficult for us to understand each other.
我几乎每天跟着外公，我也不知为什么，我就想跟在他的身边，本来外公就听不清楚，再加上语言障碍，我们很难交流。
Such tasks are generally important in their outcome, which only adds to the pressure to do a good job, and yet their very complexity makes it difficult to know just where or how to begin.
这类任务通常很重要，这给做好工作带来了一些压力，但是这些任务复杂得使人不知从哪开始或怎么开始。
And that if you are finding it difficult getting to know yourself, then maybe the answer just might be to start looking outward instead of inward.
如果你发现了解自己十分困难，那么你开始向外看去，而没有审势自己。
I know it's difficult, but just call me, all right?
我知道这很难决定，但是给我打个电话，好吗？
The past couple of months have been difficult for me but I know they have been even more difficult for people just trying to make ends meet .
过去的几个月对我来说真的很辛苦，不过我知道，对球队而言更加辛苦，毕竟他们一直都想让一切尽快结束。
We all know how difficult it is to scratch that itch on your back that your hand just aren't flexible enough to reach, so why would you want to scratch some random person's smelly back?
我们都知道想要给后背挠痒是件很麻烦的事，因为手臂没有那么灵活，那么你为什么还要偶尔给别人的后背挠痒呢？
It is difficult sometimes to know just who it is you should be.
这是艰难的时刻，要知道你愿意成为谁。
Gradually, I just know, really love a person, actually is difficult, I don't know why I have such comments may have experienced, can you understand!
渐渐的我才知道，真正爱一个人，其实很难，我不知道我为什么会有这样的评论，也许经历过的人，你才懂！
Just to let you know, I do not have a lexicographical whistle. But people think that my job is to let the good words make that difficult left hand turn into the dictionary, and keep the bad words out.
告诉你一件事情，我没有什么纂字哨子，尽管大家认为我的工作是让所谓的好词做一个有难度的左转拐入字典，而把所谓的坏词拒之门外。
If the time and place of such episodes are unpredictable, should we not just wait and react after the fact? The risk reflected in these questions is difficult to evaluate because we know so little.
如果发生此种疫情的时间和地点无法预测，我们何必不等待事情发生后再作出反应呢？因为我们所知道的甚少，这些问题反映的风险是难以评估的。
At the moment it's difficult to know just how competitive our package will be, but the engineers have decided to go for an innovative design, which is good.
在这时很难知道我们的空气动力学讨教到底有多少竞争力，但是工程师确定这是好的新颖的设计。
If you have ever tried making puff pastry dough, you know how difficult it can be to get it just perfect.
如果你曾经尝试过制作酥皮面团，你应该知道达到完美的效果有多难。
"I think you know the race was just perfect, " said a tearful Massa. "We did everything fantastically with such a difficult weather.
“我想你知道这场比赛我的表现是完美的，”眼泪充满了马萨的眼眶，“我们在这么艰难的天气下把所有工作都作得非常好。
I don't know why, but I just longed to stand by his side. Grandpa is hard of hearing as well as our communication problem which made it difficult for us to understand each other.
我几乎每天跟着外公，我也不知为什么，我就想跟在他的身边，本来外公就听不清楚，再加上语言障碍，我们很难交流。
I've just had a brainwave; I know a new approach to the difficult problem!
一动，突然想出了一个解决这一难题的新办法！
These are just a few ideas that we have found helpful in helping people get through this difficult time. Please let us know what you have found useful in your experience of being unemployed.
这只是一些我们发现能帮助失业者度过难关有用的主意，如果你有什么这方面的好技巧，请告诉我们。
Such tasks are generally important in their outcome, which only adds to the pressure to do good job, and yet their very complexity makes it difficult to know just where or how to begin.
这些任务的结果通常都很重要，这为做好工作增加了压力，然而这些任务的复杂性使人很难知道该从何处开始和怎样开始。
Do not know our entrepreneur whether real in earnest versa feel remorse this problem, the difficult way is just the employee to the not honest result in business enterprise?
不知我们的企业家是否真正认真地反思过这个问题，难道只是员工对企业不忠诚的结果吗？
'we know that Valencia want to get something because a goal for them makes the game even more difficult for us, but we won't change our strategy just because it is an important game.
我们明白瓦伦西亚想要得到什么，在这场比赛中他们进球要比我们困难，但是我们不能因此改变我们的战略，只因为这是一场很重要的比赛。
Just want to let you know that the Bagua blog that I usually write in, is undergoing re-booting so it might be difficult to get in the website.
我想要跟大家说，平常我都是在八卦网写博客，因为最近网站系统在更新，所以很难进去。不用担心！
I know that these questions are difficult to answer at this time, because just now we only focus on facts and some specific information.
这一环节是连接浅层信息和分析评价之间的桥梁，也是本课能否成功的关键。
I know that these questions are difficult to answer at this time, because just now we only focus on facts and some specific information.
这一环节是连接浅层信息和分析评价之间的桥梁，也是本课能否成功的关键。
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