The synapses in the mice taken at the end of a period of sleep were 18 per cent smaller than those taken before sleep, showing that the connections between neurons weaken while sleeping ．

It was smaller than the sun clock and could measure the time for half a day.

它比太阳钟小,可以测量半天的时间。

In Philadelphia, a metro area smaller than Dallas, the arts have an economic impact of almost$ 3 million and support 44,000 jobs, 80 percent of which actually lie outside the arts industry, including accountants, marketers, construction workers, hotel managers, printers, and other kinds of art workers ．

在费城这个比达拉斯还小的大都市地区,艺术对经济的贡献将近300万美元,创造了4.4万个工作岗位,其中80%的岗位来自艺术行业之外,包括会计师、营销人员、建筑工人、酒店经理、印刷工和其他类型的艺术工作者。

In Scotland there are only 400 wildcats, but these are much smaller than wolves.

苏格兰只有400只野猫,但它们比狼小得多。

The rooms were smaller than my bedroom, but there would be eight people living in each one, Kaitlin said ． "We also got to see the dirty rivers that those people were drinking out of ．"

凯特林说："这些房间比我的卧室小,但每个房间都有八个人住。我们还看到了那些人喝的脏水。"

They need to be half a size smaller than your usual size.

它们需要比你平时的尺寸小半号。

Three decades ago the world began moving towards markets and an increasingly open world economy.

三十年前,世界开始向市场以及日益开放的世界经济发展.

Today's world is an open world, a world full of both opportunities and challenges.

当今的世界是开放的世界, 是充满机遇与挑战的世界.

Would an open world economy survive?

开放的全球经济还能生存下去 吗 ?

My world an open world, common to all , accessible to all.

我的世界是个开放的世界, 同于大通,公诸于世.

What we have is an open world and an open global economy.

当今世界是开放的世界,全球经济是开放的经济.

Arduous efforts have to be made to attain this target through better economic performance.

要在提高效益的基础上实现这个目标,必须付出艰巨努力.

For provincial officials, whose standing rises with Guangdong's economic performance, that's the only way forward.

对于那些地位随广东经济表现而上升的官员来说, 这是唯一的出路.

The school affiliated factory has good economic performance and has employed a number of laid-off workers.

校办厂效益一直不错,吸收了好几个 下岗 职工.

We examine firm-level economic performance such as firm value, accounting performance and year-round stock return.

企业绩效主要考察了企业价值 、 会计业绩和年度股票收益.

The Committee said the region's economic performance is relatively good despite external shocks.

委员会说,尽管有外部振荡,这个地区的经济表现相对良好.

One reason is absolute economic performance.

纯粹的经济表现是理由之一.

But it's been a period of extreme differentiation in economic performance.

但在这一时期内,经济发展水平产生了极大的差异.

But in our simulation Britain's economic performance would improve.

但在我们的模拟中,英国经济成就会有所改观.

In particular, economic performance took a dramatic turn for the better.

特别是经济效益有了明显好转.

The use of computers in business is an important new development.

电脑在商业上的应用是一项重要的新进展.