alphabetic words的用法和样例：
例句
- The use density of alphabetic words is connected with the article, not with the area and newspaper.
字母词的使用密度和文章领域相关，和地域及报纸性质不相关。 - Finally, the author gives the general principles and concrete methods for the standardization of lettered words.
最后指出字母词使用方面存在的问题，并提出关于规范使用字母词的建议。
