1.Perseverance is failing nineteen times and succeeding the twentieth.
十九次失败,到第二十次才获成功,这就是坚持。
2.The space age dawned in the twentieth century.
太空时代开始于二十。
3.Fleming discovered penicillin early in the twentieth century.
弗莱明在20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的文学巨匠。
5.Bach must be turning in his grave at the vulgarities of the twentieth century.
20的庸俗趣味定会让巴赫在九泉下辗转难眠。
6.Tomorrow is her twentieth birthday.
明天是她二十岁生日。
7.In the second half of twentieth century, the development of Megalopolis has been the mainbody of American urbanization.
摘20后半期，大都市连绵带的发展成为美国城市化的主内容。
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.
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.
到第二十次才获成功,这就是坚持。
，百年;
。
。
