twentieth

1.Perseverance is failing nineteen times and succeeding the twentieth.

九次失败,到第次才获成功,这就是坚持。

2.The space age dawned in the twentieth century.

太空时代开始于世。

3.Fleming discovered penicillin early in the twentieth century.

弗莱明在20世初首次发现了青霉素。

4.Camus is considered to be one of the twentieth century’s literary giants.

加缪被视为20 世的文学巨匠之一。

5.Bach must be turning in his grave at the vulgarities of the twentieth century.

20世的庸俗趣味定会让巴赫在九泉之下辗转难眠。

6.Tomorrow is her twentieth birthday.

明天是她岁生日。

7.In the second half of twentieth century, the development of Megalopolis has been the mainbody of American urbanization.

摘要20世期，大都市连绵带的发展成为美国城市化的主要内容。

8.And this was the fifties, the grayest, bleakest, most blinkered and culturally repressive period in the entire second half of the twentieth century, especially in small-town America.

再说，那可是五年代啊。在整个世期，这是最阴郁，最黯淡，最盲目的时期，也是文化上最压抑的时期。美国小镇上的生活更是如此。

9.A separate American diffusionist school of thought, led by Clark Wissler and Alfred Kroeber (both students of Boas), also arose in the first few decades of the twentieth century.

世的头几年，美国也出现了一个相对独立的传播学派，其领军人物是ClarkWissler和AlfredKroeber（者皆为Boas学生）。