但我们很难发现所有可用的选择，而且也很难对类似的扩展进行比较。
It was difficult to discover all the available options and was hard to compare similar extensions.
而且也很难说究竟有多少知名推友曾经为自己的一部分跟随者付过费。
And it's hard to say how many popular Twitizens may have paid for some percentage of their followers.
风味和气味通常都是非常主观的，难以精确测量，而且也很难让一群人达成共识。
Flavor and aroma are often subjective, difficult to measure accurately, and difficult to get a group of people to AGREE.
父亲享有的产假很难得，而且即便有，也不可能超过两周。
Paternity leave is rare and, where it does exist, it's unlikely to be for any longer than two weeks.
因为非洲人总是过晚去看医生，而且医院也很难提供化学疗法，癌症治疗大多只是帮助病人无痛死亡而已。
Because Africans often see doctors too late and chemotherapy is rarely available, cancer treatment is mostly about helping people to die without pain.
事实上您并不会造成任何损害，而且也不会窃取任何数据，但这并不重要，而且实际上也很难证实这一点！
The fact that you caused no damage and did not steal any data is not only irrelevant, it may actually be hard to prove!
但有时候即使突然感到非常疼，而且感觉糟糕，你也很难停下来，特别是在比赛中。
But sometimes even when you have a bad feeling about sudden pain, it can be hard to stop, especially during a race.
而且这样做给各家银行带来的成本和收益不同，它们之间也很难达成协议。
And since the cost and benefit may be different for each bank, it may be hard to get them to agree through negotiation.
我发现我很难回答那么多问题，而且如果没有某种“情景语境”，关于哪些行得通哪些行不通，我也难以给出无可辩驳的论述。
I found myself often struggling to answer broad questions and provide blanket statements about what works and what doesn't work, without some sort of "situational context".
然而这并不是一成不变的，而且有时也很难区分出子系统和位置。
However, this is not always the case, and it is sometimes difficult to distinguish between subsystems and localities.
在北非的许多国家，如苏丹和利比亚，签证很难获得，而且这里给背包者的供应也很少。
In many countries in the north, such as Sudan and Libya, visas are hard to obtain, and there is little provision for backpackers.
很难取得可靠统计数据，这不光因为很多工厂在民间进行合法经营，而且缩减的强度不用统计也显而易见。
Reliable statistics are hard to come by, not least because many factories operate in a legal netherworld, but the severity of the slump is plain.
但图片仍然太难懂了，而且就算我们将它放大也很难看出所有的迁移情况，主要是因为线条实在太多了。
The interaction is kind of clunky, and it's hard to see all the movement, even when you zoom in, simply because there are so many lines.
我们不但不能指望市场为我们做什么，而且也不能控制市场，或者说很难控制市场。
Not only can we not depend on the market to do anything for us, but it is extremely difficult, if not impossible, to manipulate or control anything that the market does.
国王型创始人不仅很难与他人分享对公司的控制权，而且当现实与其愿景不一致时，他们也会表现得固执己见。
King founders find it difficult to share control and can be very stubborn when facts on the ground challenge their vision.
缺乏资助的调控部门将很难获得最优秀的毕业生，而且对才华横溢的年轻人认为值得学习的事情影响也甚微。
Under-funded regulatory agencies will struggle to compete for the most talented graduates and will have only a marginal impact on what those talented young people think is worth learning.
而且，由于对消费者的需求和反馈缺乏了解，广告商也很难达到他们的市场预期。
Advertisers also have difficulty identifying new prospective market segments to target because they have limited insight into the desires and reactions of consumers.
而且这项竞争协议也包括一些明智的想法，例如，将退休年龄提高到67，废除将工资与物价挂钩的收入指数化制度——尽管这些想法将很难得到一致同意。
And the competitiveness pact includes some sensible ideas, including raising retirement ages to 67 and scrapping indexation systems that link wages to prices-though these will be hard to agree.
咖啡生意的投入和产出很难有太大改变，而且战后时期的高产也已成为久远的记忆。
The inputs and outputs of the café business have hardly changed, and the productivity gains of the post-war period are now a distant memory.
一开始就有一个非常长而且复杂的产品待办事项列表会让大家很难关注重点，也很难做好优先级排序。
Starting with an overly long and complex product backlog makes it difficult to create focus and to prioritize items.
伊万说：“只是现在我发现很难买到食用油，很难找到食用油，而且价格也太高了。”
"It is only now that I find it difficult to buy oil for cooking," said Iwan. "it is hard to find and the price is too high."
这样做也不现实——gui库很大，而且依赖于庞大的基础结构，所以很难为了安全性而去分析所有的代码。
Nor would it make sense to try to do so — GUI libraries are huge and depend on large substructures, so it would be difficult to fully analyze all that code for their security properties.
目前，所有这些语言都有一套自己的单片式(monolithic)引擎，这并不实用，而且它们也很难包含到一个应用之中。
Currently all these languages come with their own monolithic engine, which is not practical and they are hard to integrate into an application.
而且，他们普通话说得也不好，很难沟通。
And since they aren't very good at speaking Putonghua, it's hard to talk things through, "said Shen."
而且，正如克洛娃告诉记者ArtChimes的，即使孩子们在学校注意力也很难集中。
And, as Lucie Cluver told reporter Art Chimes, even when the children are in school, paying attention can be difficult.
iPad依然是同类产品中推出得最早也是卖得最好的，而且竞争者也很难做到$500这一优势价位。
The iPad is still the first, and best-selling, product of its kind. Competitors, meanwhile, are having trouble hitting that $500 sweet spot.
虽然我很高兴他的健康情况好些了，但他变得如此不愉快，而且对我也不亲热，使我很难过。
And, though I'm glad he's better in health, I'm sorry he's so much less pleasant, and so much less affectionate to me. '.
虽然我很高兴他的健康情况好些了，但他变得如此不愉快，而且对我也不亲热，使我很难过。
And, though I'm glad he's better in health, I'm sorry he's so much less pleasant, and so much less affectionate to me. '.
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