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英语六级阅读难点关键句200句

08-08 14:28:13浏览次数:930栏目:六级阅读
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  106. The converse observation, of the absence of grazers (食草动物)in areas of high phytoPlankton(浮游植物群落)concentration, led Hardy to propose his principle of animal exclusion , which hypothesized that phytoplankton produced a repellent(驱虫剂) that excluded grazers from regions of high phytoplankton concentration.

  107. Although these molecules allow radiation at visible at wave lengths, where most of the energy of sunlight is concentrated, to pass through, they absorb some of the longer-wavelength, infrared emission(红外辐射) radiated from the Earth's surface, radiation that would otherwise be transmitted back into space.

  108. In addition, the style of some Black novels, like Jean Toomer's Cane, verges on expressionism or surrealism(超现实主义), does this technique provide a counter point to the prevalent theme that portrays the fate against which Black heroes are pitted, a theme usually conveyed by more naturalistic modes of expression?

  109. Roseenblatt's thematic analysis permits considerable objectivity; he even explicitly states that it is not his intention to judge the merit of the various works—yet his reluctance seems misplaced, especially since an attempt to appraise might have led to interesting results.

  110. Thus, for instance, it may come as a shock to mathematicians to learn that the Schrodinger equation (薛定谔的方程式)for the hydrogen atom is not a literally correct description of this atom, but only an approximation to a somewhat more correct equation taking account of spin, magnetic dipole (磁性偶极子), and relatiristic effects, and that this corrected equation is itself only an imperfect approximation to an infinite set of quantum field theoretical equations( 量子场论方程式).

  111. Great comic artists assume that truth may bear all lights, and thus they seek to accentuate( 强调) contradictions in social action, not gloss over or transcend them by appeals to extrasocial symbols of divine ends, cosmic purpose, or laws of nature.

  112. The hydrologic(水文地质的) cycle, a major topic in this science, is the complete cycle of phenomena through which water passes, beginning as atmospheric water vapor, passing into liquid and solid form as precipitation (降水(量)), thence along and into the ground surface, and finally again returning to the form of atmospheric water vapor by means of evaporation and transpiration(散发).

  113. My point is that its central consciousness—its profound understanding of class and gender as shaping influences on people's lives—owes much to that earlier literary heritage, a heritage that, in general, has not been sufficiently valued by most contemporary literary critics.

  114. In the early 1950's historians who studies preindustrial Europe (which we may define here as Europe in the period from roughly 1300 to 1800) began, for the first time in large numbers, to investigate more of the preindustrial European population than the 2 or 3 percent who comprised the political and social elite (精华) : the kings, generals, judges, nobles, bishops, and local magnates (要人) who had hitherto (迄今) usually filled history books.

  115. The historian Frederick J. Tuner wrote in the 1890's that the agrarian(农民) discontent (不满) that had been developing steadily in the United States since about 1870 had been precipitated (加速) by the closing of the internal frontier—that is , the depletion (枯竭) of available new land needed for further expansion of the American farming system.

  116. Fallois proposed that Proust had tried to begin a novel in 1908, abandoned it for what was to be a long demonstration of Saint-Beure's blindness to the real nature of great writing, found the essay giving rise to personal memories and fictional developments, and allowed these to take over in a steadily developing novel.

  117. The best evidence for the layered mantle (地幔) thesis is the well-established fact that volcanic rocks found on oceanic islands, islands believed to result from mantle plumes (地柱) arising from the lower mantle, are composed of material fundamentally different from that of the midocean ridge system, whose source, most geologists contend, is the upper mantle.

  118. In October 1838, I happened to read for amusement Malthus on Population, and being well prepared to appreciate the struggle for existence which everywhere goes on, from long continued observation of the habits of animals and plants, it at once struck me that, under these circumstances, favorable variations would tend to be preserved, and unfavourable ones to be destroyed.

  119. But these beliefs about peptide hormones (肽激素) were questioned as laboratory after laboratory found that antiserums(抗血清) to peptide hormones, when injected into the brain, bind in places other than the hypothalamus(下丘脑), indicating that either the hormones or substances that cross-react with the antiserums are present.

  120 Proponents(支持者)of the so-called Golden Quadrangle (金四角),which would link areas of Bruma, Laos, Thailand and China's Yunnan province, are seeking an Asian Development Bank feasibility study of joint development and business projects that could free the region's hinterlands(内地)from their notorious dependence on the heroin trade.

  第六部分(101-120句译文)

  101、因此除了以上列出的走弯路的可能性外,科学研究者们和普通人一样,也有在我们刚才提到的思维方式上犯错误的可能性,以及在一些其他的方面。

  102、他掏了个洞往里瞥去,能看见珠宝,在透进去的光线之外的阴影里面,还有些堆成堆的其他东西。

  103、阿雅特和罗索尔兄弟都不知道他们销售的大部分都是以前在市场上面没有人见过的东西——只被人们猜想过它的存在,但从来没有考古学家真正发现过。

  104、1986年1月,法国总统弗兰西斯· 密特朗解释说:“这是本世纪最大的建设项目。”当时,他和英国首相玛格丽特·撒切尔一起宣布两国将克服一直以来的争论和偏见,铺设一条横穿分隔两国的狭长海峡的地下隧道。

  105、也学是早期的许多研究只考虑了一种大小足以被浮游植物网采集的水藻,而这种做法忽略了更小的浮游植物—现在我们知道食草动物很可能以它为生。这些事实和做法导致了在后面的研究中对食草动物的忽视。

  106、相反的观察,即在浮游植物群落高度集中的地方缺乏食草动物的现象,使哈笛提出了他的“动物排除”理论,该理论假设浮游植物群落能产生一种驱虫剂赶走在浮游植物高度集中区域内的食草动物。

  107、尽管这些分子能够透过可见光,阳光的大部分热量?都集中在这个波段,但是它们吸收长波,从地表来的红外辐射,或者将有些辐射折射回空中。

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