(1) my answer to above: because that's how it is in Chinese, the subject of this article. Think of it as an in-line illustration. It's really Chinese and the pinyin or other representation is not. Also there's no sentence now. Jan 2011 (dvg) 

 (2) I'd like to see the "two letter symbol for the language", used in google-translate and other places be in  each language page. (dvg)