文字记载可以阅读材料的有意义的字母或符号
Meaningful letters or characters that constitute readable matter.
语素一种含有一个单词的有意义的语言单位，如人或一词素，如－ed在单词walked中，不能被划分为更小的有意义单位
A meaningful linguistic unit consisting of a word, such as man, or a word element, such as-ed in walked, that cannot be divided into smaller meaningful parts.
占位符号在一个数的小数形式中，没有意义的数字
In the decimal form of a number, a digit that is not significant.
陈腔滥调陈腐的或平庸的评论或陈述，尤指某人表述它时好象它是新颖的或有意义的
A trite or banal remark or statement, especially one expressed as if it were original or significant.
