If their population is tracked through time, it will be seen to be particularly unstable—soaring and plummeting in irregular cycles.
如果对它们的数量进行时间记录，就会发现它是很不稳定的——以不规则的周期急剧上升下降。
It is thanks to an ageing population and soaring health and pension costs that America's debt ratio will still be rising in a decade.
在美国，归因于其老化的人口以及飙升的健保及退休金成本，债务比率在未来十年仍将继续攀高。
Central bankers may hope that soaring oil and food prices will prove to be just a blip, and will not result in secondary effects such as higher wages.
央行兴许希望飞涨的石油和食物价格将证明只是个信号但不会引发如提高工资这样的次级效应。
But, with the soaring rise in the price of basic food staples such as cooking oil, rice and soybeans, Iwan is no longer able to make a profit and fears soon he will not be able to feed his family.
但是，随着食用油、大米和大豆这些基本的主食价格的飙升，伊万现在没钱可赚。他担心很快他就不能给家人提供糊口的东西了。
Israeli and American Jews wanting to live, work or study in the European Union are finding that a Polish background can be just the ticket: applications for Polish passports are soaring.
那些想在欧盟国家生活工作或者学习的以色列和美国犹太人发现，拥有波兰背景去欧盟更容易：申请波兰护照的人迅速增长。
Let us continue to be guided by its founders' soaring example, and move through the conflicts and divisions of our time to a day when people from every part of this world can live together in peace.
让我们以创建者为榜样，指导我们继续前进，穿过冲突和种族隔离的时代，走到我们世界每一民族共同和平相处的时代。
Soaring property prices played such an important role in the financial crisis-fuelling ever more borrowing-that recovery is unlikely to be robust until the sector peps up.
飞涨的房地产价格通过更进一步地刺激借贷对金融危机起了推波助澜的作用，房地产业如果不能振兴，经济复苏就不可能有强劲的势头。
"The flying scenes are incredible," she says, referring to Hiccup's soaring rides atop Toothless, which would be physically impossible with the mini-Toothless in her eight-volume series.
“飞翔的场景让人难以置信，”她提到Hic cup骑在“无牙”身上咆哮飞过的场面时说道。这样的设定在她的8卷系列小说里是不可能实现的，因为“无牙”的身型非常小。
More input trade fairs should be organized urgently, he says, this time as part of the Initiative on Soaring Food Prices (ISFP) launched by FAO in December 2007.
他认为应当立即组织更多的投入物展销会，这一次它们将作为粮农组织于2007年12月发起的“应对粮价飞涨计划”的一部分。
Meanwhile the price of housing, a service that must be consumed where it is produced, is soaring. In Dubai, rents rose by 30% in 2006 and another 17% in 2007.
同时，住宿，这项必须消费的服务在哪里生产呢，它的价格高的令人乍舌。
The strategy seems to be working. Business has picked up, with sales soaring by 15 percent this quarter - demonstrating that consumers are buying in to the renewed cachet.
该战略似乎起了作用。本季度寇驰的业务明显好转，销量飙升了15%——这证明对于其重新建立的声望，消费者很买账。
The soaring rise in interest rates finally appeared to be losing momentum.
利率的飞速上涨的势头终于减弱了。
In an era of soaring global demand and higher costs for energy and materials, virtually every aspect of the economy needs to be reexamined and many products must be redesigned for greater efficiency.
从他们的观点来看，在这个全球成本物价飙升、高价能源和物料的时代，每方面经济效益都必须重新考量，许多产品必须重新设计以节省成本增加收益。
With reference to Wilmott (2011) in an exclusive interview, he suggests that 2011 will be an extremely tough year due to the soaring costs associated with the supply chain and materials.
参照维尔莫特(2011)一次独家采访中，他认为2011年将是非常艰难的一年，由于飞涨的成本与供应链和材料相关。
You can snow-ski in mountains, and then drive less then two hours to be in soaring high temperatures all in the same day.
你可以在山上滑雪，当天驾车不到两小时就能立刻置身于酷暑之中。
It has no shackles, no promises and contains the principle of nature soaring up and disappearing, therefore, Won Namgoong's works can be described by delightful excitement in the world.
他的作品世界没有束缚，没有承诺，只是包含了大千世界的沉浮起落。因此，我们称他的作品含有着令人喜悦的激动。
With wages soaring in China, that may not be a pipe dream.
随着中国工资飞速上涨，这也许不再是遥不可及的梦。
With the soaring development of pervasive computing environment, an increasing number of folks need to conduct tasks that used to be completed with the help of business agents in the past.
随着普适计算环境的迅猛发展，越来越多的普通大众需要自己来完成过去必须由业务人员代理才能完成的任务。
Therefore, it is more easy and justified to just loose the price control, and the fuel price would be simply soaring, making all the consumption-reducing effects that were mentioned in this article.
因此，很简单的一个方法就是：如果放松价格控制，燃油价格就会剧增，从而出现文中提到的能源消耗减少的效果。
The unit sales of top roadsters are soaring like a rocket in China. Aston Martin may be the last gold seeker in this business.
在中国，顶级豪华跑车的销售数字如同火箭一样直线窜升，而阿斯顿·马丁或许是最后一位淘金者。
The unit sales of top roadsters are soaring like a rocket in China. Aston Martin may be the last gold seeker in this business.
在中国，顶级豪华跑车的销售数字如同火箭一样直线窜升，而阿斯顿·马丁或许是最后一位淘金者。
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