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Long before children are able to speak or understand a language, they communicate through facial expressions and by maki ng noises.

儿童在能说或能听懂语言之前，很久就会通过面部表情和靠发出噪声来与人交流了。

The preservation of the Kuttiyattam is important: for India as a nation, preserving its national heritage; for Kerala as a state and the language of Malayalam; and for the preservation of ancient traditions of southern India, as expressed in Dravidian languages and encompassing Sanskrit cultural expressions.

保护梵剧是如此重要：对于喀拉拉邦，马拉雅拉姆方言亟需保护；对于整个印度南部，德拉威语的梵剧文化万古流芳；对于印度，它是一个国家的财富。

MATERIALS AND METHODS: The protein expressions of MMP-7 and MMP-9 were evaluated by immunohistochemistry in 18 normal villi. 49 hydatidiform moles, in which 8 were malignantly transformed moles.

材料与方法：采用免疫组织化学PV-6000法测定49例葡萄胎（其中8例恶变，列为葡萄胎恶变组）和18例正常绒毛组织中的MMP-7和MMP-9蛋白表达量。

By discussing the existent equations of mass-velocity relation, the equivalent polar coordinate equation and its Binet equation of the mass-velocity relation are given, and the expressions of the mass-velocity relation and mass-energy relation are given too, which include the forms of superluminal motion.

摘 要：通过讨论已有质速关系的方程形式，给出质速关系的等效极坐标方程及其 Binet 方程，进而给出质速关系及质能关系的几个较为具体的方程形式，包括超光速运动形式。

The so-called paradox of material implication is not actually that odd since it is caused by some kind of misunderstanding when people require material implication expressions not only the truth properties but contents and meanings as well in conditions.

实质蕴涵与否定、合取、析取、等值等其他逻辑联结词一样，其实质是对自然语言中复句的关联词所进行的合理的逻辑抽象，所谓的"实质蕴涵怪论"其实并不怪，它是人们要求实质蕴涵反映条件联系中除真假联系之外的内容、意义方面的联系，从而作了错误的解读所造成的；作为一种特殊的条件语句，在反事实条件句与实质蕴涵的关系问题上，在反事实条件句与一般性条件句的区分上，还有很多地方需要进一步探索。

Something that has a magnitude and can be represented in mathematical expressions by a constant or a variable.

有一定大小，并可以用数学中的常数和变数表示的东西。

And appears as a constant in many mathematical expressions.

圆'。''的周长与直径的比例，在许多数学式中作为常数出现

Methods OS732 was treated with 10^(-5)MATRA for 6 days, then we observed cell morphology, counted cell number, analyzed cell cycles by flow cytometry and detected mRNA expressions of cyclinD (Dl, D2, D3), CDK4, P21 by semi-quantity RT-PCR. Treatmed with 10^(-5)MATRA, The nucleus of OS732 cells became small and condensed, and cytoplasms expanded.

用10^(-5)MATRA作用骨肉瘤细胞OS732， 6d后，进行细胞形态学观察、活细胞计数、流式细胞仪分析细胞周期、半定量RT-PCR检测细胞周期调控蛋白CyclinD(D1、D2、D3)、CDK4、P21 mRNA表达的改变。

The expressions of element strain matrix and element stiffness matrix are given based on eliminating the internal parameters.

利用内部自由度静力凝聚处理，推导了消除内参后的单元应变矩阵和单元刚度矩阵。

Necessary and sufficient conditions for the existence and the expressions of selfconjugate solution, perselfconjugate solution, centrosymmetric solution, bisymmetric solution, skewselfconjugate solution, skewperselfconjugate solution, skewcentrosymmetric solution, and skewbisymmetric solution to 4 kinds of systems of linear matrix equations over a regular ring with an involutorial antiautomorphism are given.

利用矩阵技巧和所建立的矩阵理论，给出了正则环上五类矩阵方程组有解的若干充要条件和一般解的表达公式。这些矩阵方程组除了它们在理论上有重要的意义外，还有重要的应用价值。在具有对合反自同构的正则环上，给出了四类矩阵方程组有双对称解，中心对称解，斜中心对称解，广自共轭解，斜广自共轭解，自共轭解以及斜自共轭解的充要条件及其这些解的具体表达式。

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。