字母: letters of an alphabet; letter; grapheme; character 短语和例子阿拉伯字母 arabic alphabet; 大写字母 a capital letter; 梵文字母 sanskrit alphabet; 汉语拼音字母 the chinese phonetic alphabet; 拉丁字母 latin alphabet; ro
视力障碍者教育国际理事会: international council for education of the visually handicapped
字母字符集: alphabetic character setalphabetic charater set