expand

[ɪkˈspænd]

  • 词义辨析

    expand, circulate, diffuse, disseminate, extend, propagate, radiate, spread

    这组词都有“延伸”“延长”“伸展”“展开”的意思。它们的区别是:
    1.spread指向四面八方扩大范围。
    2.circulate指无拘无束地或不间断地传播、散布到各处。例如:
    She opened a window to allow the air to circulate.她打开窗户使空气流通。
    3.disseminate指到处传播思想、理论等。例如:
    They use the press to disseminate right wing views.他们利用报刊来传播右翼观点。
    4.diffuse指光线、声音、气味等在空中传送或散布。例如:
    Light diffused from the window.光从窗户射进来。
    5.extend指延展物体的长度、宽度,延伸或扩大某一事物,以及延长时间、期限等,也指伸开四肢或躯体。例如:
    They extended the road for three more miles.他们把那条路又延长了三英里多。
    The headmaster extended our holidays by a week.校长把我们的假期延长了一个星期。
    6.expand指扩大面积或体积,也指把合拢的东西放开(即三维)。例如:
    This county has expanded its area under cultivation by more than 50,000 mu .该县扩大了50,000亩耕地。
    Heat expands metals.热使金属膨胀。
    He does exercises to expand his chest.他做体操扩胸。
    7.propagate通常指宣传某种信念、看法或传播某种言论,以使更多的人相信或参与。例如:
    We should not only learn knowledge, but also propagate it.我们不仅应学习知识,而且应传播它。
    The Greek civilization was propagated all over Europe.希腊文明传播至整个欧洲。
    8.radiate指从中心向四面八方散发,是技术用语,特指光或热的辐射。例如:
    The sun radiates light and heat.太阳放射光和热。
    The electric heater radiated warmth.电暖器散发出热量。

    expand, dilate, distend, inflate, swell

    这组词都有“增大,扩大”的意思。它们的区别是:
    expand指体积、数量的增大,可指展开、打开、散播开,而使其扩大的因素既可以是内在的,也可以是来自外界的外力; swell是指由于受到内部力量的作用而在体积和容积方面增大,也可指数目或程度的增长,质量的提高,或曲面向上隆起,常表示“不正常的增大”; distend指在内部力量的压迫下向各个方向扩张或膨胀,暗示原来就处于完全空虚或松弛状态; inflate指用人工方法使某物膨胀起来; dilate强调直径的增大。

  • 双语例句
1、

Substances have no tendency to expand unless ( they are ) heated.

除非 受热,物质不会有膨胀的倾向.

——《简明英汉词典》

2、

Metals expand when they are heated.

金属受了热就会膨胀.

——《现代汉英综合大词典》

3、

I owned a bookshop and desired to expand the business.

我拥有一家书店,想要扩大业务。

柯林斯例句

4、

The ultimate aim is to expand the network further.

最终目的是为了进一步拓展该网络。

柯林斯例句

5、

The petals of many flowers expand in the sunshine.

许多花瓣在阳光下开放.

《现代英汉综合大词典》

6、

Consequently, even as the blogosphere continues to expand, only a few blogs are likely to emerge as focal points.

结果,尽管博客圈继续扩大,但仅有少数的博客有可能脱颖而出,成为关注的焦点。

柯林斯例句

7、

I will expand on this problem next time.

我下次再详细谈这个问题.

《简明英汉词典》

8、

They need to expand the number of farmers who are involved if the scheme's going to really take off.

这个方案要想真正成功,他们就需要增加参与的农场主的人数。

——柯林斯例句

9、

In the course of development, gradually expand their own and development capabilities and and development institutions.

公司在发展过程中, 逐步壮大自身的研发能力和研发机构.

——期刊摘选

10、

Plans to expand the ATC and CCTV systems to other new towns are continuing.

至于把区域交通控制系统和闭路电视摄影机系统扩展至其他新巿镇的计划,也会继续进行.

——期刊摘选

11、

Because the company was doing more business it was necessary to expand the factory.

由于公司业务的扩大,扩大工厂是必然的.

——《简明英汉词典》

12、

That's inspired local businesses to expand and outsiders to look for weekend retreats.

这推动了本地企业的发展,也让外地游客得以周末来这里休闲.

——期刊摘选

13、

As your horizons expand, these new ideas can give a whole new meaning to life.

随着眼界不断开阔,这些新观念会为生活赋予全新的意义。

——柯林斯例句

14、

Click the plus sign to expand the list of templates, select a template, and click New.

单击加号展开模板列表, 选择一个模板, 然后单击“新建”.

——期刊摘选

15、

His success emboldened him to expand his business.

他有了成就因而激发他进一步扩展业务.

——《简明英汉词典》

16、

Health officials are proposing to expand their services by organising counselling.

卫生官员计划通过组织咨询来扩展他们的服务。

——柯林斯例句

17、

When gases are heated, they expand.

气体受热会膨胀.

——《现代汉英综合大词典》

18、

Plans to expand the company have had to be quietly shelved.

公司扩充的计划不得不悄悄搁置下来.

——《简明英汉词典》

19、

The president used today's speech to expand on remarks he made last month.

总统利用今天的演讲更充分地阐述了他上个月所讲的话。

——柯林斯例句

20、

The interest rate's coming down. I'll be able to expand or stay in business.

利率正在降低,我可以扩大公司或者维持经营。

——柯林斯例句

21、

The merchant wants to expand his business.

那个商人想扩大他的经营.

——《简明英汉词典》

22、

Objects expand when heated and contract when cooled.

物体热则涨,冷则缩.

——《现代汉英综合大词典》

23、

A gas tends to expand indefinitely.

气体具有无限膨胀的趋势.

——《简明英汉词典》

24、

He did not expand greatly on his statement.

他未就他的声明多加解释.

——《简明英汉词典》

25、

Your prosperity can expand America's prosperity.

你们的繁荣能够扩大美国的繁荣.

——期刊摘选

26、

Rational and effective measures will be taken to expand education loans remarkably.

采取合理有效的措施,促进国家助学贷款大幅度增加.

——期刊摘选

27、

The company will have to expand if it wants to stay on top.

这家公司如果想保持领先地位就必须发展.

——《简明英汉词典》

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