One of a set of symbols,such as letters or numbers,that are arranged to express information. 字符，用来表示信息的一组符号的一个，如字母或数字。
A set of letters or figures that move across,up,or down a movie or television screen,usually giving information,such as film credits or weather alerts. 爬行字幕，在电影或电视屏幕上横向或纵向爬行出现的一组字母或数字，通常用来提供摄制人员名单或天气预报之类的信息。
