Anybody who compiles a dictionary has to know his alphabet backwards. 无论谁编字典都得把字母表记得熟透。
Delta is the fourth letter of the Greek alphabet. δ是希腊字母中的第四个字母。
A precedes B in the alphabet. 字母表上A在B的前面。
The Anglo-Saxon Futhorc was replaced by the Latin alphabet from about the 7th century onwards, although the two continued in parallel for some time. 虽然二人继续处于相似处在一些时间中,盎格鲁-撒克逊人的北欧古字母表被向前用从大约第7世纪拉丁字母代替。
"dactylology :The use of the fingers and hands to communicate and convey ideas, as in the manual alphabet used by hearing-impaired and speech-impaired people." "手语:用手指和手来交流和表达思想,如听说有障碍的人所用的手势语字母表."