It's also a potential economic problem, since a declining dollar makes imported food more expensive and exerts upward pressure on interest rates.
这也是一个潜在的经济问题，因为美元贬值使进口食品更加昂贵，并对利率产生上行压力。
There are purple clothes, purple handbags, purple bicycles, purple furniture, even purple computers! But in the past, purple was a very expensive and unusual color.
有紫色的衣服，紫色的手提包，紫色的自行车，紫色的家具，甚至紫色的电脑！但在过去，紫色是一种非常昂贵和不寻常的颜色。
Writing materials were really expensive and few people learned to read.
书写材料非常昂贵，并且很少有人识字。
The product, though unique at the time, was expensive and heavy; besides, some of its most important features didn't work properly.
该产品虽然在当时是独一无二的，但是价格昂贵，机身沉重；此外，它最重要一些功能也不能正常运行。
Dillia realized the plan was expensive and potentially controversial.
迪利亚意识到，这个计划很成本高昂而且可能会引起争议。
I must point out that trials of new medicine are expensive and you can never guarantee success.
我必须指出新药的试验很昂贵，而且你永远不能保证成功。
Every day along the world's busiest border, an expensive and time-consuming pantomime is acted out.
在这个世界上最繁忙的边境地区，每天都在上演着一场昂贵又费时的哑剧。
Supporters of home education claim that it is less expensive and far more efficient than mass public education.
家庭教育的支持者声称，家庭教育比大众公共教育成本更低，效率更高。
The aquifers range from 1,000 to 3,000 feet below the ground, which means that pumping will be expensive and there are other concerns.
地下含水层位于地下1000到3000英尺之间，这意味着抽水成本很高，还有其他接踵而来的问题。
The local farmers were struggling with chemical fertilizers which were expensive and had reduced the natural minerals in the soil over the years.
当地农民正在与价格高昂的化肥作斗争，这些年来化肥减少了土壤中的天然矿物质。
A Pearson spokesperson told BuzzFeed News that "digital materials are less expensive and a good investment" that offer new features, like audio texts, personalized knowledge checks and expert videos.
培生集团的一名发言人告诉BuzzFeed新闻，“数字材料更便宜，是一项不错的投资”，它提供了音频文本、个性化知识检查和专家视频等新功能。
Decorated strigils were also relatively expensive and rare, especially in Britain.
装饰刮身板也相对昂贵和稀有，尤其是在英国。
Unearthing more uranium is expensive and time-consuming.
发掘更多的铀矿成本昂贵而且耗费时间。
Brazil's offshore oil will be expensive and difficult to recover.
巴西的海上石油将会昂贵并且难以开采。
That makes traditional lighting expensive and environmentally hazardous.
这就使传统的照明方式昂贵而且对环境有害。
Storing solar-made electricity in batteries can be expensive and inefficient.
把阳光产生的电力存储在电池中价格高昂而且效率低下。
This can be very expensive and cumbersome, both conceptually and computationally.
无论是在概念上还是在计算上，这可能代价非常高并且非常麻烦。
Finding and developing new oil fields is an expensive and time-consuming business.
找到并开发一处新油田是一个既昂贵又耗时的工作。
Acks are expensive and tend to be avoided in distributed systems wherever possible.
应答是相对耗费资源的，在分布式系统应尽量避免。
Braille books are expensive and cumbersome, requiring reams of thick, oversize paper.
布莱叶版的图书通常昂贵又难以携带，纸张巨大且厚重。
The evidence is clear. Tactical crisis containment is expensive and frequently inadequate.
证据是清楚的，战术派的围堵策略是代价昂贵并且时常不奏效的。
Essentially this is a data copy which in middleware is very expensive and should be avoided.
本质上这意味着数据拷贝，这在中间件是十分昂贵的操作应当予以避免。
Unfortunately, doing this manually is almost prohibitively expensive and time-consuming.
不幸的是，手工的进行这一操作在成本上和时间消耗上几乎是不可行的。
This shift can be complex, expensive and there is no shortage of opponents to the change.
这种转变是复杂的、昂贵的，而且从来不缺少这种变革的反对者。
But aerating sewage is expensive and difficult; using anaerobic bacteria is cheaper and simpler.
给污物充气是昂贵且困难的，不过利用厌氧细菌却便宜简单。
They are commonly used in industry, but are considered too expensive and immature for deployment.
它们通常用于工业，但被认为过于昂贵并且部署不成熟。
Conventional cleanup techniques, such as incinerating the soil, are expensive and time-consuming.
诸如燃烧土壤等传统清理技术不但昂贵而且耗时。
Other molecular tests have recently been developed, but they are expensive and not commonly used.
目前已经开发出了其他的分子检验手段，但是它们很贵而且不常用。
Other molecular tests have recently been developed, but they are expensive and not commonly used.
目前已经开发出了其他的分子检验手段，但是它们很贵而且不常用。
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