16.Is this a defect,or are the authors working out of,or trying to forge,a different kind of aesthetic? 5 P2 G- f) l" S( U. u& M 这究竟是一种缺陷呢,或者是否表明,这些作者是在按照一种与众不同的美学体系进行创作,抑或是在试图创立一种与众不同的美学体系?9 Z2 f! z' T0 L) |4 T, K
17.Black Fiction surveys a wide variety of novels,bringing to our attention in the process some fascinating and little-known works like James Weldon Johnson's Autobiography of an Ex- Colored Man." g3 p+ K% N, d" u/ H$ c
《黑人小说》考察了极为广泛的一系列小说,在此过程中让我们注意到了某些引人入胜但却鲜为人知的作品,如詹姆斯。韦尔登。约翰逊(James Weldon Johnson)的《一个曾经是有色人的自传》(Autobiography of an Ex-Colored Man)。# P0 l) j3 ?7 a+ w* T3 P l- e6 I
18.Although these molecules allow radiation at visible wavelengths, where most of the energy of sunlight is concentrated,to pass through,they absorb some of the longer-wavelength, infrared emissions radiated from the Earth's surface,radiation that would otherwise be transmitted back into space. , V) U/ Q+ X; ]% H" G- I 虽然这些分子允许可见波长(visible wavelength)的辐射——阳光的绝大部分能量就汇集于此——不受阻挡地穿透,但它们却会吸收某些较长波长(longer-wavelength),亦即从地球表面辐射出的红外发射(infrared cmission),这种辐射若不是二氧化碳的缘故就会被重新输送回太空。 ' z k' h% L+ y; O N 19.The role those anthropologists ascribe to evolution is not of dictating the details of human behavior but one of imposing constraints-ways of feeling,thinking,and acting that “come naturally” in archetypal situations in any culture.4 Y. ^6 K5 d) T. U1 u( ?
这些人类学家所归诸于生物进化的作用,不是规定人类行为的种种细节,而是将各种限制强加于人类——即在任何文化的典型情景中都会“自然表露”的情感、思维、以及行动方式。 / L5 q X8 b# A# P 20.A low number of algal cells in the presence of a high number of grazers suggested,but did not prove, that the grazers had removed most of the algae.. |1 b. T9 g# E% `" s
在存在大量食草动物的同时却只有少量的水藻花粉囊,这暗示出——但没能证明——食草动物已吞噬了大部分水藻。