In the twentieth century random association is believed to yield up the deepest secrets of the psyche . 在这二十世纪，胡乱任意的联想，却被认为可以提供藏于心灵深处的奥秘。
It took an outside observer like you or me to see that he was the interpreter of twentieth-century man . 只有你我这样的圈外人，旁观者清，才看得出他体现了二十世纪人的精神。
Most of our attention will be devoted to the special features of economic life in 20th century industrial nations . 我们大部分注意力将放在二十世纪工业国家的经济生活的特征上。
No one in 1900 could have realized the change which the twentieth century was to effect in both town and country . 在一九年谁也不会想到二十世纪引起的变化影响兼及城市与乡村。
The realities of the twentieth century which had shocked their fathers now wove the fabric of their own lives . 使他们父辈震动的二十世纪的现实，如今成了他们自己生活中的组成部分。
Modern computers are electronic, and it was not until the 1940's that such machines could be built . 现代的计算机都是电子计算机，但一直到了二十世纪四十年代这种计算机才得以制造出来。
It also gave rise to problems in the foundations of mathematics with which the twentieth century is still struggling . 它引出关于数学基础的许多问题，这些问题在二十世纪仍然进行着争论。
None of the truly creative writers of the early twentieth century enjoyed material success or popular acclaim . 二十世纪初期真正具有创造性的作家，没有人获得物质方面的成功和普遍的赞扬。
Manufacturers of the early 1900s were using steel pipe, angle or channel for the greenhouse superstructures . 二十世纪初期制造商们就已用钢管、角铁以及槽钢之类的材料建造温室的上部结构。
The chief threat to the far east in the late 1890's and early 1900's was russian expansion into manchuria and korea . 十九世纪九十年代晚期与二十世纪初，对远东和平的主要威胁是俄国向满洲与朝鲜的扩张。
