说明文常用表达(顺序、原因、比较、举例).doc

举例说明For example /instance, 比如，Take for example / instance.以为例。Lets take for instance /example.以为例。A case is point is 一个合适的例子 is a case in point.是一个恰如其分的例子。One example is , another example is 以一个例子，再以为例。Another case in point is 另一个恰如其分的例子是There are many examples to show that 许多例子表明进一步说明Moreover, 再者Furthermore, 而且，此外。In addition, / Besides, /What is more此外，。Apart from , another point is 除之外，另一说明顺序first of all, 首先in the first place, 首先to begin with, 首先the most important of all, 最重要的是The first step, the second step, the last step, 第一，第二，最后FirstNextThen首先，其次，接着。In the first stage/phaseIn the second stage/phaseIn the final stage/phase第一阶段；第二阶段；最后。Firstly, Secondly, Thirdly, 首先，。其次。再次After X在之后，Finally, 最后，。As a consequence / result /At last /At length结果，最终In summary, 总之，To sum up总之，In conclusion,总之，To conclude,总之 比较These two devices are analogous to one another.这两台装置相似。As regards their masses, neutrons differ only slightly from protons.就质量而言，中子和质子只有很微小的差别。The two things though similar in form are different in essence.这两个事情虽然形式上相似，但本质是不同的。The only difference between the two clothes is in their color.这两种布的唯一不同是颜色。They are things similar in effect but wholly distinct in motive.它们效果相同但动机完全不同。Gold is distinct from silver.金和银不一样。In comparison with that, this is nothing.和那个相比，这个是微不足道。Xian is very old in comparison with Shanghai.西安和上海相比是个古老的城市。It was a small place then compared with what it is now,和现在相比，它在当时是个小地方。If we draw a parallel between these two areas, we can see they have many things in common.如果我们将两个地方相比，我们可以发现它们有很多相似之处。The diameter of the sun is more than one hundred times that of the earth.太阳的直径比地球的大100倍以上。The mass of an electron is 1/1850 that of hydrogen.电子的质量上氢原子的1/1850。Oxygen is 16 times as heavy as hydrogen.氧的重量是氢的16倍。It is one-twentieth the thickness of a human hair.它相当于人的头发丝的1/20那样粗细。Concord flies ate twice the speed of sound.协和飞机的飞行速度是声速的两倍。A master is below a doctor by one degree.硕士比博士低一级。A colonel ranks above a major.上校军衔比少校高。A lieutenant is beneath a captain.中尉低于上尉。Captain comes between majorship and lieutenancy.上尉军衔在少校和中尉之间。The factory has produced 20,000 cars this year as against 15,000 last year.今年这家工厂生产了20，000辆汽车，而去年只有15，000辆。Steel is superior to iron in strength, hardness and elasticity.钢在强度、硬度和伸缩性方面比铁强。Its cold in Tianjin than in Beijng, though Tianjin is farther to the south.天津比北京冷，尽管天津更偏南。The Chinese handicraft is beyond all comparison.中国手工艺无与伦比。Nothing is comparable to the beauty of nature.什么也比不上大自然的美。Modern farming techniques refine on those of the past.现代农业技术比过去的先进得多。The first method is preferable to the second one.第一个方法比第二个好。The output of grain is in excess of that of last year.粮食的产量超过了去年。The craftsmanship in this piece of lacquer ware is indeed beyond compare.这件漆器的工艺是无与伦比的。They run their rival firms close both in price and quality.他们在价格和质量上和同行不相上下。It is quite a good computer and bears comparison with mine.这太电脑很好，完全不亚于我的。Theres absolutely no comparison between these two computers.这两台电脑完全不能相比。The adjoining buildings are put in the shade by the grand newly-built mason.新盖的大厦使得附近的大楼大为逊色。 说明原因One reason/advantage, 一个原因/优点是。Another reason另一个原因/优点是。A further reason再一个原因/优点是。The final reason最后一个原因是。For one t