Generating enough light could be prohibitively expensive, unless cheap, renewable energy is available, and this appears to be rather a future aspiration than a likelihood for the near future.
除非有廉价可再生能源，否则制造足够光的成本可能会高得令人望而却步，而这似乎只是未来的愿望而非近期能实现的。
When all the students had a cup of coffee in their hands, the teacher said, "If you noticed, all the nice looking and expensive cups had been taken, but the simple and cheap ones had been left behind.
当所有的学生手里都拿着咖啡杯时，老师说：“如果你们有留意到，就会发现所有好看的和贵的杯子都被拿走了，而简单的和便宜的杯子都被留下了。”
Meaning of Gifts - From Expensive to Cheap Gifts: Jewelry and Diamonds to Flower and Chocolate.
礼物的意义——从昂贵的珠宝和钻石的廉价的小礼物：鲜花和巧克力。
It relied too much on the assumption of cheap oil and on farmers' ability to afford expensive pesticides and chemical fertilizers.
它过于依赖几个假设，即廉价的石油以及农民有能力负担昂贵的杀虫剂以及化肥费的价格。
We are far from that point today: much-hyped technologies such as wind and solar energy remain very expensive and inefficient compared with cheap fossil fuels.
今天，我们离这个目标还远着：相对于便宜的化石燃料来说，大肆宣传的科技，如风能和太阳能，仍然是非常昂贵和低效的。
Try a blind taste-test (or equivalent) - you might find that you can't tell the difference between cheap and expensive brands, and you might even find you prefer the cheaper one!
尝试一下盲测(或同类测试)，你可能会发现你说不出廉价品牌和贵重品牌的不同之处，你甚至可能会发现自己更喜欢便宜的那种！
In another experiment, participants were asked to select among three different price groupings of Sauvignon Blancs: cheap, average, and expensive.
在另一个实验中，要求参与者从三种不同价位——便宜、中等、贵——的白苏维翁(一种葡萄酒)中选择。
At the same time, the aggregate wage cost that firms bear has fallen sharply as expensive baby-boomers retire and cheap, non-regular employees take up the slack.
与此同时，随着昂贵的婴儿潮一代的退休，廉价和非正式的员工填补了空缺，企业承担的综合工资开支已经急剧下降。
The price of travel has been plummeting. Live entertainment and domestic labour have become more expensive while electronic gadgets are astonishingly cheap. Gold is more costly than ever.
生活娱乐以及服务业劳工价格越来越昂贵，电子消费品却便宜得令人吃惊，此外，黄金的价格比起以往任何时期都贵。
Auto manufacturers try to cater for all the social levels, producing both super expensive and super cheap cars.
汽车制造商试图满足所有社会阶层，同时生产超昂贵和超低价汽车。
Investing more when assets are cheap, and less when they are expensive, is both doable and profitable.
资产廉价的时候，多买些，昂贵的时候少买些，这样做既可行，也有利可获。
It's outfitted with long white tables that might look expensive and heavy but are actually made of cheap plastic.
该店配置了看上去既贵又重的白色长桌，但实际上都是些廉价塑料制品。
If you have noticed, all the nice-looking expensive cups have been taken up, leaving behind the plain and cheap ones.
如果你们注意一下，就会发现所有好看的昂贵的杯子都被挑走了，剩下的只是那些普通的和便宜的。
Dr Davison, however, wants to replace the range finders, which are expensive and fiddly, with a digital camera, which is small, cheap and well understood.
不过，因为测距仪造价昂贵又笨重不便，戴维森博士想换掉这种测距仪，改用轻巧便宜又一目了然的数位照相机。
The outperformance is probably down to the “value” bias of the fundamental approach—buying stocks (or bonds) that look cheap on traditional valuation criteria and underweighting the most expensive.
超过的部分可能低于基本手段的价值偏见——购买的股票（或是债权）看起来低于用传统价值标准衡量的结果并且低于最贵的。
Vanguard's supermarket in Shenzhen has 350 staff, and 500 other people promoting not just expensive electronics, but also cheap items like toothpaste and shampoo.
深圳华润万家超市有350名正式员工，另外还雇佣了500名推销员，他们不仅推销昂贵的电器，也参与推销牙膏、洗发精之类的廉价品。
Dubrovnik, although packed with tourists, cheap souvenir shops and expensive restaurants, was simply stunning.
在杜布罗夫尼克虽然有成群的游客，廉价的礼品店和昂贵的餐馆，但景色确实令人震撼。
But the sensors required to build that map have traditionally been either expensive and bulky or cheap and inaccurate.
但是传统意义上来讲，要制作那样的地图所需要的传感器不是体积大、价格贵就是虽便宜但精确度太低。
But over the past couple of years, I've realized that there is a fine line between buying too many items for too cheap, and buying items that are too expensive.
但在过去几年里，我已经认识到：在囤大量便宜货和购买高价格物品之间有一条黄金分割线。
As are expensive gifts and even cheap love tokens. Even being in a relationship can make you more attractive to potential mates.
如昂贵(expensive)礼品和廉价爱情纪念品(cheap lovetokens)一样，某种关联(beingina relationship)也可能使你成为潜在追求对象。
As in Britain,the brand was aimed at the middle market, between those loading up their carswith cheap food at Wal-Mart and those making expensive purchases at Whole FoodsMarket.
由于在英国市场，乐购主要将目标集中在中间市场，其消费者定位在那些往车子里猛塞沃尔玛的廉价食品的人和在WholeFoodsMarket购买昂贵食品的人之间。
Such requirements are cheap to write, but expensive to satisfy and to test. In making a proper evaluation, we need to understand.
这些需求写起来便宜，但满足和测试起来昂贵。
An FDA official noted that chondroitin sulfate is' abundant and cheap, 'and the chemical processing required to add the extra sulfate' will not be that expensive either. '.
FDA官员指出，硫酸软骨素产量大，并且便宜。而且对这种物质进行“硫化”处理的成本并不高。
Now you know why General Motors has introduced expensive Saturns and cheap Cadillacs.
现在，你知道通用汽车为什么会推出昂贵的土星和便宜的凯迪拉克了吧，更不用说该公司旗下其他品牌所犯下的种种错误。
Graham added that your stock proportion should never go below 25% (when you think stocks are expensive and bonds are cheap) or above 75% (when stocks seem cheap).
格雷厄姆补充说，你的股票投资比例永远不应低于25%(当你认为股票昂贵而债券便宜的时候)，也不能高于75%(当股票看起来价格低廉的时候)。
In the second experiment, the one with the switched labels, the experts went on and on about the cheap wine in the expensive bottle.
在第二个实验中，对于更换标签的葡萄酒，专家们继续将这瓶廉价酒识为好酒，给了很高的评价。
In the second experiment, the one with the switched labels, the experts went on and on about the cheap wine in the expensive bottle.
在第二个实验中，对于更换标签的葡萄酒，专家们继续将这瓶廉价酒识为好酒，给了很高的评价。
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