It's difficult to give someone the job of a film star or a model.
很难把电影明星或模特这种工作交给某人。
When asked which activity would be the most difficult to give up for a week, 48% said listening to music.
当被问及要放弃什么活动一周时间最难，48%的人说是听音乐。
Difficult to give its real value.
赋予生活真正价值却很难。
Why is smoking so difficult to give up?
为什么戒烟如此困难？
It's very difficult to give a reliable estimate.
要给出可靠的估计非常困难。
You see, it is very difficult to give up vanity.
你看，这是很难放弃空虚的。
Bad habits, once formed, are difficult to give up.
坏习惯一旦形成，就很难戒掉。
My father finds it too difficult to give up smoking.
我爸爸发现戒烟太难了。
It is difficult to give flat answers to these questions.
很难直截了当地回答这些问题。
It is very difficult to give any advice in such situation.
这是非常困难的情况下提供任何此类建议。
I do to the baby is weaned, and is also not difficult to give it a try.
我就是这样给孩子断奶的，一点也不难，试试吧。
Candy would be difficult to give up for anyone who enjoys eating sweets.
要放弃糖果对喜欢吃甜食的人来说是很难的。
But for different occasions, it is difficult to give an universal criterion.
但是对于不同的用途，难以给出一个通用的标准。
You are my unfinished song, sing to the ending is also difficult to give up.
你是我今生未完成的歌，唱不到结局却又难以割舍。
No two relationships are the same, so it's difficult to give advice in this situation.
没有两个人之间的感情是一样的，所以在这方面很难提出一些通用的建议。
Because of this defensive reaction, direct compliments are surprisingly difficult to give.
由于抵制反应，给予直接的赞美是不同寻常的困难。
Public interest is a legal concept of uncertainty is difficult to give a clear legal definition.
公共利益是个不确定法律概念，很难在法律上给出一个明确的界定。
When we are asked, what is Rotary? it can sometimes be difficult to give a quick and easy answer.
当有人问我们「扶轮是什么？」 时，有时候很难很快地给他们一个简单的答案。
But why have you come back here to take us to Him, whose conjugal love is so difficult to give up?
但是，为什么你回来这里要把我们带去给祂，祂的夫妻之爱是很难放弃的？
It would be difficult to give a precise timeline of how long it would take to contain the reactors.
控制一个核反应堆要多长时间，这很难给出一个确切的时间表。
Paraffin has high stability, low reactivity, and it is difficult to give functional group to paraffin directly.
烷烃稳定性高，反应活性低，直接官能团化困难。
It is difficult to give definite rules for tipping, because it depends upon where you go and the service that is given you.
由于要支付小费的多少会因你所去的地方和你所接受服务的不同而不同，所以对其下定义是个比较困难的事情。
Is someone asked you how you can make yourself always happy, you will perhaps find it too difficult to give him proper answer.
如果有人问你怎样才能时刻快乐，你可能会发现很难给他们一个明确的答案。
However, these kinds of problems are NP-Complete, and it is difficult to give optimal solution within a reasonable time limit.
然而，裁剪与装填问题是NP-完全问题，很难在有限的合理时间内取得最优解。
Assessment of image quality is an important problem in image processing, but it is very difficult to give an objective evaluation.
图像的品质评定是图像处理领域的一项重要课题，难以对其给出客观的评价。
As we start smoking, it's so difficult to give up, because the tobacco contains a drug called nicotine, which can get us into the habit of smoking.
我们一开始吸烟，就很难戒掉，因为烟草含有一种叫尼古丁的药物，它能让我们养成吸烟的习惯。
As we start smoking, it's so difficult to give up, because the tobacco contains a drug called nicotine, which can get us into the habit of smoking.
我们一开始吸烟，就很难戒掉，因为烟草内含一种叫尼古丁的药物，它能让我们养成吸烟的习惯。
As we start smoking, it's so difficult to give up, because the tobacco contains a drug called nicotine, which can get us into the habit of smoking.
我们一开始吸烟，就很难戒掉，因为烟草内含一种叫尼古丁的药物，它能让我们养成吸烟的习惯。
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