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Calculus is all about continuums ratesof change, areas under curves, volumes of solids.

微积分都是关于连续统的--变化的比率，曲线的面积，立体的体积。

The response of Cymbidium sinense to the climate change should arouse people's concern about the threat to the survival of plant caused by global warming.

墨兰对气候变化的响应应引起人们对全球暖化给植物生存所带来的威胁的关注。

However, the significant uncertainties remain about the cause, mechanism and the scales of the impact of the abrupt change events, such as Dans...

主要介绍不同区域冰芯记录中末次间冰期冰期旋回这些气候突变事件发生的时间、过程和机制等的研究进展。

The thermally stable capability and mechanical property of the deuterated foam above were analyzed by the differential scanning calorimetry, dynamic mechanical analysis, stress-strain behavior analysis, and other methods. The results showed that the glass temperature or the decomposed temperature for the prepared foams is 100℃-120℃,or about 400℃, respectively. However, there was the irreversible change in the foams at between 50℃ and 100℃.

结果表明：1泡沫玻璃化温度在100℃-120℃，裂解温度在400℃左右；2在50℃-100℃之间和一定作用力下，泡沫存在不可逆的形变；3室温下(22℃)，随着密度增大，泡沫弹性模量增大，损耗因子减小；在泡沫密度为20 mg/cm3-160 mg/cm3时，弹性模量为2MPa-10MPa，屈服强度为0.01MPa-0.12MPa，破裂形变为5%-35%。

The new mathematics curriculum yells mathematics teachers change traditional teachers" roles to nowadays teachers" roles. By analyzing the abuse of the traditional teachers roles and the requests about mathematics teachers which the new mathematics curriculum puts forward, we discover that from the lay of curriculum , mathematics teachers should actualize three facets changes as follows:from the single initiators of mathematics knowledge to the promoters of mathematics diathesis;(2)from the loyal executors of mathematics textbook to the devisers of mathematics instruction;(3)from the indoctrinators of mathematics knowledge to the organizers, guiders and participators of mathematics activity .

数学新课程呼唤数学教师由传统的教师角色向现代教师角色转变，通过分析传统数学教师角色的弊端及新课程对数学教师提出的要求，发现从课堂层面讲，数学教师角色主要要实现以下3方面的转变：(1)由单一的数学知识传授者向数学素质的促进者转变；(2)由教科书的忠实执行者向数学教学的设计者转变；(3)由数学知识的灌输者向数学活动的组织者、引导者和合作者转变。

And scientists concerned about climate change believe it will cause more droughts in many areas in the future.

同时关于气候变化的科学家相信，在未来它会在许多地方引起更多的旱灾。

It is necessary to discuss about the climatic environmental and ecological backgrounds, which were suitable for animal fauna and plant developments and why and how the fauna extincted abruptly in an independent regional climate change frame.

以独立的气候环境变化和化石动物的年代序列为参照系，在区域环境变化的框架内讨论化石动物群生存的气候环境、生态特征和灭绝过程，进而探讨动物群演化及灭绝与气候环境变化的关系。

Li Anding, born in 1949, the year the Communists came to power, said he was still astonished at the change:"When I started writing about cars, I never expected to see private cars in China in my generation, much less some of the world's fanciest cars, being driven every day."

李安东生于1949年，这一年共产党掌权，他说他仍旧惊讶这种变化：当我开始在汽车方面写作时，我从未敢想像在中国我这一代人能看到私人汽车，世界上最花哨的汽车都能见到，现在每天都在奔驰。

Engineers have long fantasised about harnessing all that energy, and with climate change and energy security now pressing political problems, ministers are taking them seriously.

长期以来，工程师一直梦想利用潮汐的能量。

The first chapter describes the phonetic system, and arranges the words in the same syllable, at the same time introduces some characteristic vocabularies(mostly the single-syllable vocabularies)as far as possible, then analizes the phonetic changes in initials, finials and tones; the second chapter divides the often-used words into three parts by investigations, then analizes the cause of the change; the third chapter makes a complement to the grammar which other researchers haven"t spoken of; in the end, the paper talks about the author" elementary idea on the relationship between dialect"s research and Putonghua"s use. With the development of our society, this question will be put on more eyes.

论文首先介绍徐州市区方言的语音部分，描写了音系及其特点，在同音字汇部分整理并排列了徐州方言的同音字，同时也尽量搜罗有特色的方言词列入相应的音节内，然后从声母、韵母、声调三个方面分析徐州市区方言的语音变化；其次是词汇部分，通过调查对徐州市区方言常用词的变化情况作了区分，并分析其变化原因；接着在语法部分对前人尚未涉及的语法现象作了补充；最后结合方言研究与普通话使用的关系谈了自己初步的认识，随着社会的不断发展，这个问题将日益引起人们的重视。

We have no common name for a mime of Sophron or Xenarchus and a Socratic Conversation; and we should still be without one even if the imitation in the two instances were in trimeters or elegiacs or some other kind of verse--though it is the way with people to tack on 'poet' to the name of a metre, and talk of elegiac-poets and epic-poets, thinking that they call them poets not by reason of the imitative nature of their work, but indiscriminately by reason of the metre they write in.

索夫农 、森那库斯和苏格拉底式的对话采用的模仿没有一个公共的名称；三音步诗、挽歌体或其他类型的诗的模仿也没有——人们把&诗人&这一名词和格律名称结合到一起，称之为挽歌体诗人或者史诗诗人，他们被称为诗人，似乎只是因为遵守格律写作，而非他们作品的模仿本质。

The relationship between communicative competence and grammar teaching should be that of the ends and the means.

交际能力和语法的关系应该是目标与途径的关系。