In printing, a lower case character.
印刷或打印用的一种小写字符。
The character class name for lower case characters.
表示小写字母的字符分类名称。
Atoms must start with a lower case character, or you can delimit with single quotes.
原子值必须以小写字母开头，否则需要加上单引号。
The character which when preceded by an escape character represents any non-lower case character.
前跟转义字符用于表示任意非小写字母的字符。
Usually this is upper case, lower case, special character and a number.
通常是大写字母、小写字母、特殊字符和数字。
Usually this is upper case, lower case, special character and a number.
通常是大写字母、小写字母、特殊字符和数字。
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