标点符号是书面语言不可缺少的辅助工具,它能帮助人们分清结构、辨明语气和词语性质。郭沫者说:“言文而无标点,在现今是等于人而无眉目。”可见标点符号之重要。我国古代的书籍文献是没有标点的,文章的内容很难被人正确理解。孔夫子有句“民可使由之不可使知之”的话,根据不同的断句形式有不同解释,由于没有标点符号,几千年来这句话一直不知所云,成为悬案。为避免这种缺陷,到了汉代发明丁简单的标点符号:句号(ˇ)和读(dòu)号(、)。语意完整的一段为 Punctuation is an indispensable auxiliary tool for written language, it can help people to distinguish structure, identify the tone and the nature of words. Guo Mo said: “Words without punctuation, nowadays are equal to people without eyebrows.” Punctuation mark shows the importance. Ancient Chinese book literature is not punctuation, the content of the article is difficult to be correctly understood. According to Confucius, there is a saying that “the people can not let themselves know”. According to different forms of sentences, they have different interpretations. Since there was no punctuation, this sentence has become unresolved for thousands of years and has become a pending case. In order to avoid this defect, we found the simple punctuation in the Han Dynasty: the period () and the dòu (,). Semantic meaning of a complete paragraph