Most number systems, then, are the by-product of two key factors: the human capacity for language and our inclination for focusing on our hands and fingers.
因此,大多数数字系统都是两个关键因素的意外结果:人类的语言能力及我们对手和手指的关注倾向。
2
Now, to sum up, in today's lecture, we have reviewed some of the reasons or factors that lie behind the popular use of English as the number one world language.
现在,总结一下,在今天的课上,我们回顾了英语作为世界第一语言的流行背后的一些原因或因素。
3
1031 people took Chinese language exams in 2001, and the number was 2062 last year, while 2561 people chose Spanish.